All Tools
Fake Screens · Fake Social · Mini Games · Utilities — All free, no registration
693 tools
Simulate various system screens
Fake Vital Signs
For entertainment only, simulate hospital monitor
Fake Windows Update
Simulate Windows update screen to prank your friends
Fake Blue Screen
Simulate Windows BSOD error screen
Fake Hacker Terminal
Simulate hacker attack terminal screen
Fake Virus Scan
Simulate antivirus scanning screen
Fake Loading Screen
Simulate various loading progress bars
Fake iOS Update
Simulate iPhone/iPad system update screen
Fake macOS Update
Simulate macOS system update installation screen
Fake Chrome Update
Simulate Chrome browser update page
Fake Android Update
Simulate Android system update installation screen
Fake Shutdown
Simulate system shutdown animation
Fake System Error
Simulate system error dialog
Fake Format Disk
Simulate disk formatting interface
Fake BIOS
Simulate computer boot BIOS POST screen
Fake Windows Activation
Simulate Windows not activated watermark and failure dialogs
Fake Permission Denied
Spam administrator permission denied popups
Fake System Freeze
Simulate complete system freeze with no response
Fake Registry Repair
Simulate boot registry auto-repair progress
Fake MBR Boot Error
Simulate disk boot failure black screen
Fake Kernel Panic
Simulate macOS Kernel Panic screen
Fake CMD Error Flood
Simulate command line flooding with red errors
Fake Git Clone
Simulate endless git clone terminal output
Fake Compiling
Simulate code compilation stuck at 99%
Fake Sudo Password
Simulate Linux terminal password always wrong
Fake Browser Crash
Simulate Chrome Aw Snap crash page
Fake Certificate Warning
Simulate browser certificate expired full-screen warning
Fake White Apple
Simulate iPhone stuck on Apple logo restore
Fake Battery Damage
Simulate phone battery swelling warnings
Fake Fastboot Flash
Simulate Android fastboot partition flashing
Fake System UI Crash
Simulate Android System UI keeps crashing
Fake Phone Overheat
Simulate phone temperature surge and shutdown
Fake BitLocker Lock
Simulate disk encryption lockout with failed key
Fake Clipboard Hijack
Simulate clipboard data being stolen log
Fake Password Input
Simulate login password always wrong
Fake Browser Memory
Simulate browser out of memory crash
Fake Creative 404
Multiple stylized 404 page not found designs
Fake FBI Warning
Simulate full-screen FBI warning page
Japanese-Style FBI Warning
Classic red-background Japanese AV intro FBI WARNING screen
Fake PowerShell Terminal
Simulate dangerous PowerShell commands with scrolling logs
Fake Remote Intrusion
Display screen capture and camera access log stream
Fake WiFi Crack Terminal
Simulate cracking nearby WiFi passwords with packet animation
Fake Log Upload
Collect and upload error logs to server with progress bar
Popup Bomb
Endless popup error and warning dialogs scattered randomly
Window Drag Lock
Popup sticks to mouse cursor, close button does not work
Fake Ransomware Warning
Full-screen ransomware warning with decryption countdown
Xiongmao Shaoxiang Virus
1:1 recreation of the 2006 Windows Worm.WhBoy virus: panda-holding-incense icons, system error popup storm, CMD black console flood
Fake Camera Recording
Simulate camera indicator light and recording warning
Fake Achievement Unlock
Steam Xbox style achievement notification popup
Fake Driver Install
Batch install drivers with individual progress bars
Fake Data Backup
Simulate system data backup and restore progress
Fake Disk Full
C drive full popup repeatedly appearing, window cannot close
Fake Task Manager Freeze
Processes jumping, CPU memory maxed out, no response
Fake Explorer Crash
Folder windows auto-spawning, icons glitching and flickering
Fake GPU Crash
Full-screen colorful garbled display, color block tearing
Fake CPU Overheat
Temperature gauge spike, alarm popup, red screen flash
Fake Disk Bad Sectors
Scan grid color blocks, red marks for virtual bad sectors
Fake Server Down
Ops dashboard server offline, port occupied, service crash
Fake SMS Bomb
Phone notification bar endless SMS messages popup
Fake App Badges
App icons auto-generating massive unread badge counts
Fake DevTools Intrusion
F12 console filled with red errors and malicious logs
Fake Video Call
Simulate FaceTime video call incoming screen with ringtone
Fake Steam Verify
Steam game integrity verification progress bar
Fake Game Crash
UE4 Unity engine game crash error dialog and log
Fake Gacha Pull
Mobile game gacha animation with SSR highlight effects
Fake Excel Freeze
Excel not responding, calculation progress stuck at 0%
Fake Word Recovery
Document auto-recovery loading screen after crash
Fake Offline Page
Chrome offline dinosaur page, DNS resolution failure
Fake VPN Connect
VPN dial connection with frequent disconnect and reconnect
Fake Fingerprint Unlock
Phone unlock interface, recognition failure triggers lockout
Fake Attendance Fail
Simulate DingTalk/Feishu attendance failure, showing "Not in attendance range"
Fake Git Merge Conflict
Full screen of Git Conflict markers, programmer's nightmare
Fake Meeting Fullscreen
Simulate Tencent Meeting/Zoom fullscreen interface, pretend you're in a meeting
Fake Stock Surge
Generate all-red stock limit-up screenshot, investor's dream
Fake Sneaker Drop Success
StockX/SNKRS purchase success interface, must-have for hypebeasts
Fake NFT Mint Success
"Your NFT has been minted on-chain" page, exclusive for Web3 players
Fake Wallet Connect
Mimic MetaMask connection request, pretend you're trading
Fake Airdrop Claim
"Congratulations! You received 10,000 $TOKEN", crypto get-rich dream
Fake Website Maintenance
Fullscreen maintenance overlay, website is upgrading
Fake DDoS Attack Warning
"IP has been temporarily banned", cybersecurity scare
Fake Cloudflare Challenge
CF human verification stuck, never finishes verifying
Fake 502 Error
Simulate 500/502 bad gateway error page
Fake Site Shutdown
"Website permanently closed" announcement, nostalgic farewell page
iPhone Locked
Simulate iPhone disabled interface, customizable lockout time
Fake SaaS Dashboard
Fake data analytics backend with jumping data pretending to work
Fake AI Chat Interface
Mimic ChatGPT/Claude with preset funny script conversations
Fake Code Editor
Mimic VS Code file tree terminal code autocomplete interface
Fake WeChat Red Packet
Simulate WeChat red envelope interface to prank friends
Fake Call
Simulate phone incoming call screen
Fake Notification
Generate phone notification popup screenshots
Fake Low Battery
Simulate phone low battery warning dialog
Fake CAPTCHA
Increasingly absurd "I am not a robot" verification, satirizing modern internet
Fake Weather Forecast
Simulated extreme weather forecast screen, storm tornado heat warnings
Fake Earthquake Alert
Simulated earthquake warning countdown, magnitude and intensity info scrolling
Fake Win95 Login
Classic Windows 95 login screen with retro gray style
Fake Win98 Login
Windows 98 login screen with classic blue sky and white clouds
Fake WinXP Login
Windows XP welcome screen with classic green taskbar
Fake Win7 Login
Windows 7 login screen with Aero glass effect
Fake Win8/8.1 Login
Windows 8/8.1 tile login screen with modern flat design
Fake Win10 Login
Windows 10 login screen with clean modern design
Fake Win11 Login
Windows 11 centered login screen with rounded corners
Fake Battery Dead
Simulate phone battery drain and auto shutdown, black screen with charging animation
Fake Update Stuck
System update stuck at 100% or "1 minute remaining" for half an hour
Fake macOS Login
Simulate macOS lock screen login with password unlock animation
Fake Linux Login
Simulate Linux terminal login with username and password
Fake Windows Lock Screen
Simulate Windows lock screen, enter password to unlock
Fake System Recovery
Simulate system restore / recovery mode progress screen
Fake Safe Mode Boot
Simulate safe mode startup diagnostic screen
Fake rm -rf Error
Simulate terminal spamming rm -rf error codes
Fake iOS Recovery
Simulate iPhone recovery mode / restore progress screen
Fake Android Flash
Simulate Android fastboot / recovery flashing progress
Edit, convert, record and generate audio — all locally in your browser.
Audio Converter
Convert audio between MP3, WAV, OGG and FLAC with sample-rate and channel options.
Audio Cutter
Trim audio by selecting a region on the waveform and export the clip.
Voice Recorder
Record from your microphone with a live waveform and download as WAV or MP3.
Tone Generator
Generate sine, square, triangle, sawtooth tones and white noise with adjustable frequency.
Instrument Tuner
Detect pitch from your mic and tune guitar, ukulele and more.
Audio Metadata Viewer
View duration, bitrate, codec and channel info of an audio file.
Audio Waveform Viewer
Render the waveform of an audio file to inspect amplitude.
Audio Spectrogram
Generate a spectrogram heatmap showing frequency over time.
Audio Speed Changer
Change playback speed without altering pitch.
Ringtone Maker
Trim a clip and export it as an M4R or MP3 ringtone.
Audio Editor
All-in-one editor: cut, join, change speed, reverse, adjust volume, fade and normalize.
Audio Generator
Tone, silence, metronome and BPM tapper in one tool.
Audio Parameters
Adjust sample rate, bit depth and mono/stereo channels.
Audio Effects
Add reverb, echo and multi-band equalizer effects to audio.
Audio Tools Hub
A hub for all audio tools.
Extract audio, capture frames, convert, edit and watermark videos — pure frontend.
Extract Audio from Video
Extract the audio track from a video and save as MP3 or WAV.
Video Frame Extractor
Capture frames from a video at chosen positions and export as images.
Video Converter
Convert videos between MP4, WebM, MOV, AVI, MKV and more.
Video Watermark
Add a text or image watermark to your video frame by frame.
Video Editor
Cut, merge, change speed, reverse, rotate, mute, adjust volume and watermark.
Video Compressor
Reduce video file size while keeping acceptable quality.
Video to WebP
Convert a video to a smaller animated WebP.
Video Tools Hub
A hub for all video tools.
Merge, split, compress, encrypt and convert PDF — files never leave your device.
Merge PDF
Combine multiple PDF files into one document.
Split PDF
Split a PDF by page ranges or every N pages.
Compress PDF
Shrink PDF file size for easier sharing.
Encrypt PDF
Protect a PDF with an open password and permission restrictions.
PDF to Image
Render each PDF page to a PNG or JPG image.
Image to PDF
Combine multiple images into a single PDF.
PDF Organizer
Rotate, delete, extract, reverse, reorder pages and add page numbers.
PDF Converter
Convert PDF to images, images to PDF and apply grayscale.
PDF Tools Hub
A hub for all PDF tools.
PDF Form Filler
Open a PDF with fillable fields, fill it out right in your browser and export a new file — no printing needed.
Generate social media screenshots
Fake TikTok
Generate TikTok-style post screenshots
Fake Facebook
Generate Facebook-style post screenshots
Fake Twitter
Generate Twitter/X-style tweet screenshots
Fake Instagram Post
Generate Instagram-style post screenshots
Fake Discord Message
Generate Discord-style message screenshots
Fake Telegram Message
Generate Telegram-style message screenshots
Fake LinkedIn Post
Generate LinkedIn-style post screenshots
Fake YouTube Comment
Generate YouTube-style comment screenshots
Fake Reddit Post
Generate Reddit-style post screenshots
Fake LINE Timeline
Generate a fake LINE timeline screenshot for fun only.
Fake App Store
Generate a fake App Store / market rating screenshot for fun only.
Generate chat conversation screenshots
Fake iMessage
Generate iOS iMessage-style chat screenshots
Fake WeChat
Generate WeChat-style chat screenshots
Fake WhatsApp
Generate WhatsApp-style chat screenshots
Fake SMS
Generate SMS text message screenshots
Fake LINE Chat
Generate LINE-style chat screenshots
Fake Messenger Chat
Generate Messenger-style chat screenshots
Fake QQ Chat
Generate QQ-style chat screenshots
Classic casual mini games
Tetris
Classic Tetris game
Snake
Classic Snake game
2048
Classic 2048 number game
Tic Tac Toe
Classic tic-tac-toe game
Memory Card
Memory card matching game
Robot Run
Original endless runner game, jump to avoid obstacles
Break Bricks
Classic brick breaker game with paddle and ball
Paper Plane
Tap to control paper plane through pipes
Bubble Wrap
Online bubble wrap popping, stress relief
Reaction Speed Test
Test your reaction speed, challenge millisecond clicks
Number Guessing Game
Guess the number game with hints
Minesweeper
Classic minesweeper game, left click to reveal, right click to flag
Whack A Mole
Hit moles within time limit, test your reflexes
Color Game
Find the different color in a group, challenge your vision
Dice Roller
Roll 1-3 dice online
Coin Flip
Flip a coin online, heads or tails randomly
Gomoku
Classic five-in-a-row with AI opponent
Plane Battle
Classic plane shooter, dodge enemy fire
Sudoku
Classic Sudoku with three difficulties and unique solutions
Catch Fruit
Move the basket to catch falling fruit, watch out for bombs
Jump Jump
Hold to charge and leap to the next platform
Sliding Puzzle
Slide the tiles to restore order in this classic puzzle
Tile Connect
Clear pairs of identical tiles linked within two turns
Racing Dodge
Switch lanes to dodge traffic, how far can you go
Piano Tiles
Tap the falling black tiles, faster and faster
Billiards
Drag to aim and clear the table in the fewest shots
Reversi
Classic Othello with AI or two-player mode
Connect Four
Drop discs to connect four in a row, with AI
Tower of Hanoi
Classic recursive puzzle, move the tower
Lights Out
Toggle crosses to switch every light off
Simon Says
Memorize and repeat the color sequence
Space Invaders
Move and auto-fire to wipe out alien waves
Doodle Jump
Bounce ever higher and do not fall off
Watermelon Merge
Merge identical fruits into a big watermelon
Bubble Shooter
Aim and pop groups of three same-color bubbles
Match 3
Swap candies, match three, chain for big scores
Wordle
Guess the 5-letter word in six tries
Klotski
Slide the blocks to free Cao Cao from the board
Nonogram
Fill cells by the number clues to reveal a picture
Typing Speed Test
Timed typing test measuring WPM and accuracy
24 Game
Make 24 from four cards with + - x /, solver included
Pac-Man
Classic maze chase: eat the dots and dodge the ghosts
Tank Battle
Drive a tank, guard your base and clear enemy waves
Random Maze
Randomly generated mazes in three difficulties, race the clock
Bomberman
Drop bombs to clear bricks, beat enemies and grab power-ups
Game of Life
Conway cellular automaton: draw cells and watch them evolve
Chess
Play full-rule chess against an AI with check and mate
Blackjack
Classic Blackjack: place bets, hit or stand, beat the dealer
Fruit Slice
Swipe to slice flying fruit and dodge the bombs
Stack Tower
Tap to align falling blocks and stack as high as you can
Music Piano
A playable virtual piano you can play with your keyboard
3D Rubik’s Cube
A pure front-end 3D Rubik’s cube: orbit, turn faces and solve it
Pinball
Physics pinball: work the flippers, hit bumpers and rack up points
Platformer
Side-scrolling jump-and-run: stomp enemies, grab coins, reach the flag
Run & Gun
Side-scrolling shooter: run, jump and blast enemies to the goal
Eight Queens
Place 8 queens so none can attack each other
Slitherlink
Draw one closed loop matching the number clues
Kakuro
Fill 1-9 so each run adds up to its clue
Flow Free
Connect matching dots and fill the whole grid
Nine Men\'s Morris
Form mills to capture pieces — classic strategy vs AI
Asteroids
Rotate, thrust and fire to blast asteroids that split into smaller rocks
Bottle Flip
Charge and flip the bottle to land it upright on the next platform
Bowling
Drag to aim and power your throw, knock down ten pins across ten frames
Duck Hunt
Shoot the ducks before they escape — three shots each
Bullet Hell
Weave your dot through dense bullet patterns and survive as long as you can
Angry Birds
Pull back the slingshot to launch birds, topple the crates and squash every green pig.
Cut the Rope
Slice the ropes to swing the candy into the mouth while grabbing all three stars.
Bridge Builder
Link nodes with beams to span the gap, then test-drive a car safely across.
Gravity Flip
Flip gravity to switch between ceiling and floor, dodging spikes as you run ever faster.
Echo Maze
Navigate a pitch-black maze using sonar pings that briefly light up the walls and the exit.
Shadow Stealth
Sneak through grid levels, avoiding the guards’ rotating vision cones to reach the exit.
Hex
The classic connection game: link the top and bottom edges with blue stones before the AI joins left and right.
Mancala
Sow seeds around the pits and capture into your store; outscore the minimax AI in this ancient sowing game.
Draughts
8×8 checkers with mandatory captures, multi-jumps and kings — beat the minimax AI by capturing or blocking all its pieces.
Backgammon
Roll the dice and race your checkers home, hitting lone blots onto the bar; bear all off before the AI to win.
Janggi (Korean Chess)
Korean chess on a 9×10 board with chariots, screen-jumping cannons, horses and a palace — checkmate the AI general.
Sittuyin (Burmese Chess)
Burmese chess on 8×8 from a fixed opening with generals, elephants and knights — checkmate the AI to win.
Senet
Ancient Egyptian race game on a 30-square track using throwing sticks; bear all pawns off first. Rules are a scholarly reconstruction.
Cookie Clicker
Classic idle clicker game, click cookies to earn wealth and unlock upgrades
Find The Invisible Cow
The closer your mouse gets to the hidden cow, the louder it moos
Spend Bill Gates' Money
Spend virtual billions down to zero, pure stress relief
The Password Game
Password input with increasingly absurd rules, highly challenging
Infinite Craft
Start with water+fire+earth+wind, drag to craft new elements, infinite combos
Sand Game
Powder liquid solid physics simulation, classic falling sand game
Pipe Plumber
Place pipes to let water flow from inlet to outlet, classic puzzle game
Gravity Meteor Shower
Tilt phone to control particle flow, gravity sensor meteor shower effect, mobile exclusive
Balance Ball Maze
Gyroscope controls ball rolling through maze to reach the goal, mobile sensor game
Charging Plane
Casual game: pilot a plane to collect energy and charge up
Click Speed Test
Count clicks within a time limit and measure your CPS.
Various fun prank tools
Boss Key
One-click disguise as Excel/code editor, ultimate slacking tool
Fake Progress Generator
"Downloading... stuck at 99%", drives perfectionists crazy
Fake Notification Bomb
Loop popup "Low Memory"/"Disk Full" notifications
Webpage is Watching You
Mimic 90s "Your computer is being monitored" prank page
Fake Mouse Action
Auto-demonstrate "Someone is operating your computer"
Spinning Wheel
Customizable lucky wheel to help you decide
Random Picker
Enter options and randomly pick one result
Fake News Generator
Generate realistic news headline screenshots
Fake Parking Ticket
Generate realistic parking ticket screenshots
Fake Receipt Generator
Generate shopping receipt/ticket screenshots
Fake Tracking Number
Generate realistic express tracking numbers
Soundboard
Click to play various fun sound effects
Jump Scare Prank
Countdown then suddenly show scary image to prank friends
Museum of Useless Buttons
Buttons that only do absurd things when clicked, fully random
Pointer Pointer
Wherever your mouse goes, a random emoji appears pointing at that spot
Online image processing
Image to Base64
Convert image to Base64 encoded string
Image Resizer
Resize images online with quality control
Image Filter
Apply grayscale, sepia, blur filters to images
Image Crop
Crop images online with free and fixed aspect ratios
Image Invert
Invert, grayscale, and black & white image processing
Channel Splitter
Split an image into separate red, green and blue channel maps.
Pixel Art Generator
Convert an image into pixel-art style at adjustable resolution.
Image Outline Extractor
Extract subject outlines from an image by edge thresholding.
Image Flip
Flip an image horizontally or vertically.
Image Fade Mask
Apply a fading edge mask to an image.
Sketch Converter
Turn a photo into a pencil-sketch style drawing.
Image Mosaic
Pixelate an image with adjustable block size.
Circle Crop
Crop an image into a circle with transparent background.
AVIF to BMP
Free online AVIF to BMP converter, processed locally in your browser, no upload.
AVIF to GIF
Convert AVIF to GIF format, processed locally.
AVIF to ICO
Turn AVIF into an ICO icon for websites or apps.
AVIF to JPG
Batch convert AVIF to JPG for better compatibility.
AVIF to PNG
Convert AVIF to PNG, keeping transparency and lossless quality.
AVIF to SVG
Wrap AVIF into a scalable SVG container.
AVIF to WebP
Convert AVIF to WebP, smaller and more compatible.
HEIC to JPG
Batch convert iPhone HEIC/HEIF to JPG for cross-platform use.
Batch Image Converter
Convert between JPG/PNG/WebP/HEIC/BMP freely, batch supported.
PNG to JPG
Batch PNG to JPG with size savings and custom fill color.
SVG to PNG
Convert SVG to PNG with size, background and DPI options.
Image to AVIF
Batch convert images to AVIF, up to 50% smaller.
Image to JPG
Convert any image to JPG, transparent areas filled white.
Image to PNG
Convert any image to PNG, preserving the alpha channel.
Image to WebP
Convert PNG/JPG to WebP, up to 80% smaller.
WebP to JPG
Batch convert WebP to JPG, supports animation and transparency.
Image Editor
All-in-one image editor: compress, crop, rotate, round corners, merge, split, blur, watermark, adjust, resize
ID Photo Background Changer
One-click AI background removal for ID photos, with white/blue/red/custom background colors.
EXIF Viewer
Read and display EXIF metadata and DPI from JPG/PNG.
EXIF Editor
Edit DPI and remove GPS metadata (re-encode applies changes).
DPI Checker
Check pixel dimensions, DPI and print size of an image.
DPI Converter
Change image DPI to print standards like 300.
GIF Maker
Edit frames or make GIFs from images and videos.
Images to GIF
Combine multiple images into a GIF animation.
Video to GIF
Convert a clip from MP4/MOV video into a GIF.
GIF Compressor
Shrink GIF size via frame, dimension and color optimization.
GIF Cropper
Crop a region or ratio of a GIF without breaking animation.
GIF Resizer
Resize a GIF by pixels or percentage with presets.
GIF Rotator
Rotate a GIF by 90, 180 or 270 degrees.
GIF Reverser
Reverse the playback order of a GIF.
GIF Speed Changer
Change GIF playback speed from 0.1x to 5x.
GIF Merger
Concatenate multiple GIFs into one.
GIF Trimmer
Trim a GIF to a selected segment.
GIF Frame Extractor
Extract every frame of a GIF as JPG/PNG.
GIF Text Adder
Add captions or meme text onto a GIF.
GIF to MP4
Convert a GIF into a smaller MP4 video.
APNG to GIF
Convert an APNG animation into a GIF.
WebP to GIF
Convert an animated WebP into a GIF.
GIF to Live Photo
Convert a GIF into an iPhone Live Photo wallpaper.
GIF to Sprite Sheet
Turn a GIF into a single sprite sheet image.
Typing Text GIF
Make a typewriter-effect text GIF.
Live Photo to GIF
Convert an iPhone Live Photo into a GIF.
Sprite Sheet to GIF
Rebuild a GIF animation from a sprite sheet.
Image Color Picker
Upload an image, pick colors by clicking and copy HEX/RGB.
Image Palette Extractor
Extract the dominant colors from an image into a palette.
Image Border
Add inner/outer borders or padding to an image.
Image Stamp
Stamp text marks like 'Reviewed' onto an image.
Long Image Slicer
Slice a long image into pieces by fixed height or custom positions.
Image Effects
Frosted glass, tiling, mirror symmetry and color replace effects.
Remove White Background
Auto remove the white background and export a transparent PNG.
Compress JPG Keep EXIF
Compress JPG while keeping shooting EXIF metadata.
Emoji to Image
Render an emoji and export it as PNG or SVG.
Text processing tools
Word Counter
Count words and characters in text
Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text
Text Case Converter
Convert text to different cases
Morse Code
Text to Morse code converter with short/long number codes
Markdown Preview
Edit and preview Markdown rendering in real-time
Markdown Cheatsheet
Quick reference for common Markdown syntax
Special Symbols
Browse and copy common special symbols by category.
Color related tools
Color Picker
Color picker and converter tool
Gradient Generator
Generate CSS linear/radial gradient code
Color Palette Generator
Generate harmonious color palettes
Color Shades
Generate tints, shades, complementary and analogous colors
Color Blindness
Color blindness simulator and vision test
Complementary Color
Generate the complementary color and a scheme from an input color.
Color Format Converter
Convert colors between HEX, RGB and HSL formats.
Retro Film Palette
Generate a set of retro film-style color palettes.
Neon Palette
Generate high-saturation neon-style color palettes.
Morandi Palette
Generate low-saturation Morandi-style color palettes.
Various format converters
Unit Converter
Various unit conversion tools
JSON Formatter
JSON beautify, minify and validate tool
Base64 Encode/Decode
Base64 encode and decode tool
Timestamp Converter
Convert Unix timestamp to date and vice versa
Temperature Converter
Convert between Celsius, Fahrenheit and Kelvin
Angle Radian Converter
Convert between degrees and radians.
Geo Coordinate Converter
Convert between decimal and DMS geo coordinate formats.
CSV XLSX Converter
Convert between CSV and Excel (XLSX).
Various content generators
Password Generator
Generate secure random passwords
QR Code Generator
Generate QR code images
UUID Generator
Generate standard UUID v4 unique identifiers
Random Number Generator
Generate random integers or decimals within a range
Word Cloud
Generate word cloud images by shape and color, pure frontend
Meme Generator
Pure frontend Canvas meme maker, upload image and add text
Artistic QR Code
Gradient color dot style artistic QR code generator
ASCII Art Generator
Convert uploaded image to ASCII character art, pure frontend
SVG Pattern Generator
Generate seamless tiled background SVG patterns, copy CSS code
Lottery Number Picker
Randomly generate lottery numbers like double-color ball and lotto
Common developer tools
Regex Tester
Test regular expressions online with match highlighting
HTML Encode/Decode
HTML entity encode and decode tool
Cron Parser
Parse cron expressions to human-readable description
HTTP Status Codes
HTTP status code quick reference with categories and details
Code Formatter
Format and beautify CSS/JS/SQL/XML code
Hash Generator
MD5/SHA-1/SHA-256/SHA-512 hash calculator
CSS Shadow Generator
Visually tune parameters and generate box-shadow CSS.
Border Radius Generator
Adjust four-corner rounding and generate border-radius CSS.
SVG Path Simplifier
Simplify SVG path points by tolerance to reduce size.
CSS Animation Generator
Configure keyframes and generate @keyframes animation CSS.
Barcode Generator
Generate Code128, EAN-13, UPC-A barcodes.
Subtitle Editor
Edit SRT/VTT subtitles with timeline shift and validation.
API Tester
Send GET/POST/PUT/DELETE requests right in your browser.
Text Encryptor
Encrypt and decrypt text with AES-GCM or RSA-OAEP, all locally.
DNS Lookup
Look up DNS records for any domain via Cloudflare public DNS — A, AAAA, CNAME, MX, TXT and more.
JWT Decoder
Decode the header and payload of a JWT token locally — inspect expiry and claims without sending data anywhere.
QR Code Decoder
Decode QR codes from an image or your camera and copy the result with one click.
Diagram Maker
Write Mermaid syntax and render flowcharts, sequence diagrams, UML, ER, topology and swimlane diagrams live.
Data Formatter
Format and validate YAML and XML, and convert between them and JSON — all in your browser.
Regex Visualizer
Turn a regular expression into a match diagram — an intuitive way to learn and debug complex regex.
Math calculation tools
Percentage Calculator
Various percentage calculation tools
Number Base Converter
Convert between binary, octal, decimal, hex
Prime Number Tools
Prime check, factorization, prime finder
BMI Calculator
Calculate Body Mass Index and assess healthy weight range
Compound Interest
Calculate compound interest growth with charts
Trigonometry Calculator
Calculate sine, cosine, tangent and other trig values in degrees or radians.
Geometry Solver
Compute area, perimeter and volume for common 2D and 3D shapes.
Sequence Generator
Generate arithmetic, geometric, Fibonacci and other common sequences.
Volume Calculator
Calculate volume of cuboid, sphere, cylinder and other solids.
Coordinate Plotter
Plot 2D function graphs on a canvas from a math expression.
Fraction Simplifier
Reduce fractions to lowest terms and show the greatest common divisor.
Standard Deviation Calculator
Compute mean, variance and standard deviation of a data set.
Math Functions
Factorial, permutations, GCD, LCM and primality.
Distribution Calculator
Compute probabilities and quantiles for normal and binomial distributions.
Timers, stopwatch and daily tools
Screen Color Test
Display solid colors/gradient scales fullscreen to detect dead pixels
Countdown Timer
Online countdown timer with custom duration and alerts
Stopwatch
Online stopwatch with laps and pause
Pomodoro Timer
Pomodoro technique timer to boost focus
Off-Work Countdown
Set work hours, see real-time countdown to quitting time, today progress, slacking index and days to weekend.
Retirement Countdown
Enter birth date and retirement age to calculate days to retirement, progress percentage and fun stats.
Time Interval Calculator
Pick two dates to calculate exact interval in days, hours, minutes, seconds with multi-unit conversion.
Birthday Calculator
Enter birth date to see days lived, hours, minutes, plus fun stats like heartbeats and breaths.
Fullscreen Clock
Large digital clock with 12/24h format, multiple color themes, custom time offset. Fullscreen for maximum visibility.
Screensaver Timer
Custom screensaver countdown, multiple clock styles and fullscreen mode
Sensor Visualizer
Real-time device sensor data display, gyroscope accelerometer compass visualization
Angle Protractor
Measure and draw angles on a canvas.
Screen Ruler
Overlay a draggable ruler to measure pixels on screen.
Timezone Converter
Convert and compare time across multiple time zones.
Decibel Meter
Measure ambient decibels in real time via microphone.
Countdown Poster
Generate a countdown poster with a target date.
Online Lottery
Import a name list and draw winners fairly.
Drawing Board
A free drawing canvas with color and brush options.
Keyboard Tester
Visualize key presses and test your keyboard.
Mouse Tester
Test mouse clicks, wheel and movement.
Nixie Clock
A retro nixie-tube style digital clock.
Flip Clock
A flip-animation style clock for your desk.
World Clock
View the time and date of multiple cities at once.
Archive Tool
Compress and extract ZIP, TAR and GZ files online.
ICS Calendar Toolbox
Merge, filter and export ICS calendar files.
Gantt Planner
Plan task schedules and export a Gantt chart.
Ovulation & Due Date Calculator
Estimate your ovulation window, fertile days and due date from your last period and cycle length.
Particles, fluid, light and shadow WebGL interactions
Radar Station
Threat radar / Fish finder / Marine radar 3in1
Waves Lab
Fourier transform / Lissajous / Standing wave 3in1
Optics Lab
TIR / Polarized light / Newton rings and more
Cell Lab
Mitosis / Meiosis / Fertilization 3in1
Sextant
Navigation sextant, measure latitude and longitude
Lonely Whale 52Hz
52Hz lonely whale, swimming with sound waves
Eye Vision
Lens imaging simulation, myopia/hyperopia correction
Neuron Growth
Simulate brain neural network connection growth animation
Microbe World
Microscopic bacteria world simulation under microscope
Blood Flow Simulation
Red vascular fluid with pulsating pulse sensation
Liquid Glass Jelly
Sticky liquid jelly effect like iOS icons
Liquid Metal Mercury
Mercury fluid with strong reflection and fusion separation
Static Attraction
Simulate hair/threads dancing in electric field
Liquid Text Morph
Text fuses separates and flows like mercury
Text 3D Origami
CSS3D text origami folding effect
Neon Sign Text
Simulate vintage neon tube lighting flicker damage
Recursive Split Art
Mondrian style recursive split painting
L-System Plant Generator
Input rule string to generate fern/tree fractal patterns
Particle Calligraphy
Particle writing simulating brush pen strokes
Windows Classic Screensaver
3D pipes maze stars mystery lines collection
Mac Classic Screensaver
Floating logo or words floating animation
Shader Clock
Abstract art Shader clock pattern changing over time
Shader Kaleidoscope
WebGL Shader infinite zoom kaleidoscope
Shader Psychedelic Tunnel
Infinite looping Psychedelic tunnel
Cutting Simulation
Cutting soap gel stress relief animation effect
Fractal Explorer
Zoom endlessly into the Mandelbrot set with several vivid color palettes.
Spirograph
Draw mesmerizing hypotrochoid curves by tuning the gears, speed and colors.
Text Particles
Type any text and watch thousands of particles fly into the shape; click to scatter and re-gather them.
Particle Fireworks
Canvas particle fireworks with interactive effects
Fluid Simulation
2D fluid dynamics simulation with mouse interaction
Rain Effect
Rain drops, water ripples, glass droplets
Starry Particles
Galaxy nebula particles, rotating and twinkling
Snow Fall
3D perspective snowfall with wind influence
Firefly Particles
Wandering light points with glow trails and mouse attraction
Mouse Interactive Particles
Particle grid, mouse collision scatter and regroup
Neon Glow
Bloom glow, neon light strips, color breathing pulse
Glitch Art
RGB split, scan lines, screen tearing glitch effect
Hologram Projection
Holographic dynamic patterns with scan line overlay
Morphing Geometry
Rhythmic lattice, concentric ripples, flowing textures
Gravity Well
Canvas 2D particles orbiting a central gravity point, like a planetary system
Color Pulse
Color breathing pulse effect with rhythmic motion
Constellation
Star particles with mouse-drawn constellation lines
Smoke Plume
Particle smoke rising and diffusing effect
Raining Code
Colorful code character rain falling effect
Spiral Galaxy
Canvas 2D spiral galaxy particle rotation animation
Plasma Ball
Classic plasma ball lightning effect
Waveform Visualizer
Dynamic audio waveform visualization effect
Gradient Mesh
Flowing gradient mesh color effect
Audio Visualizer
Audio frequency spectrum visualization animation
Floating Bubbles
Colorful bubbles floating upward effect
Prime Polar Spiral
Map prime numbers to golden-angle polar coordinates, creating sunflower spiral patterns with animated drawing and color schemes.
3D Particle Galaxy
Three.js 8000-particle spiral galaxy with mouse parallax interaction
3D Particle Sphere
Three.js 5000-particle point cloud sphere, mouse repulsion scatter and regroup
3D Dynamic Ocean
Three.js ShaderMaterial dynamic wave ocean, mouse creates ripples
3D Procedural Terrain
Three.js Simplex noise undulating terrain, four landscape styles
3D Neon Tunnel
Three.js first-person neon geometric tunnel traversal
3D Crystal Refraction
Three.js MeshPhysicalMaterial transparent glass crystal refraction
3D Particle Vortex
Three.js tornado-shaped particle vortex, mouse attraction and repulsion
3D Floating Cubes
Three.js PBR material floating cubes, mouse gravity interaction
3D Star Field
Three.js first-person nebula warp flight
3D Lissajous Curves
Three.js 3D Lissajous curve particle trails, adjustable parameters
Water Ripple
Canvas 2D water ripple effect, click and mouse interaction
Lightning Storm
Canvas 2D lightning arc effect, adjustable parameters
Aurora Borealis
Canvas 2D gradient aurora animation, dynamic flow
Lava Lamp
Canvas 2D lava lamp blobs merge and separate effect
Confetti Explosion
Canvas 2D confetti particle explosion celebration effect
Wave Interference
Canvas 2D double-slit interference / water wave superposition visualization
Plasma Field
Canvas 2D classic plasma effect with flowing colors
Ink Spread
Canvas 2D ink wash diffusion and bleeding effect
Magnetic Field Visualization
Canvas 2D magnetic field lines visualization with particle motion
Cloud Sky
Canvas 2D dynamic cloud drifting effect
Laser Beams
Canvas 2D laser ray reflection with particle effects
Spiral Galaxy 2D
Canvas 2D spiral galaxy particle animation
Kaleidoscope
Canvas 2D symmetric reflection geometric kaleidoscope
Glitch Wave
A flowing color image is torn apart by digital glitches: shifting slices, split RGB channels and jittering scanlines.
Energy Pulse Ring
Rings of energy burst from the center, expanding outward and fading; click anywhere to ignite a new pulse.
Sand Art
Grains of colored sand pour from above, sliding down slopes and piling into dunes; drag to pour sand anywhere.
Dynamic Mask Reveal
A flowing color pattern hides beneath a dark field, revealed only where a roaming spotlight mask sweeps past.
Light Warp
A colorful grid is warped, stretched and refracted by a lens-like gravity center, with ripples flowing under the cursor.
Dynamic Mosaic
A flowing image breaks into mosaic tiles whose size breathes over time while they jitter and flicker.
Jelly Bounce
A soft jelly blob bounces under gravity, squashing on landing and springing back with a wobbly jiggle; click to poke it.
Dynamic Rainbow
Rainbow bands undulate and scroll while the hue keeps cycling, switchable among wave, ring and beam modes.
3D Fractal Tree
Recursively branching limbs grow into a 3D tree, its tips dotted with glowing leaves that sway in the breeze.
3D Infinite Grid
A neon grid floor stretches endlessly toward the horizon, its lines scrolling forward with a synthwave rush.
Noise Texture
A procedural noise texture evolving frame by frame, switchable between TV static and soft drifting fog.
Fluid Gradient
Soft color blobs drift and blend like fluid, forming a minimal yet premium animated gradient background.
Holographic Grid
A grid receding in perspective shimmers with holographic color as a scan line sweeps across, with a sci-fi HUD feel.
Diffusion Limited Aggregation
Randomly wandering particles stick the moment they touch the existing structure, growing snowflake-like fractal dendrites.
3D Raymarching Sphere
A full-screen fragment shader marches a ray per pixel toward a rippling sphere, computing normals and lighting in real time.
3D Energy Shield
A Fresnel-glowing shell carries a hexagonal energy pattern, and each impact sends a shockwave rippling from the hit point.
3D Portal
A glowing ring frames a swirling energy disc whose texture churns in polar coordinates while particles are drawn into the portal.
3D Wireframe Globe
A glowing globe outlined by latitude and longitude lines turns slowly, with flickering nodes scattered across its surface.
Pixel Sorting
Splitting each column of pixels by a brightness threshold and re-sorting them smears the image into flowing glitch-art streaks.
Mouse Trail
A stream of colourful particles chases the pointer and fades out; when idle, the pointer roams on its own along a smooth path.
Particle Typewriter
Words appear letter by letter, each assembled from particles flying in from all around, then scatter and start over.
Force Directed Graph
Nodes are linked by springs while repelling one another; the system settles into equilibrium, untangling links into a clear network.
Particle Morph
One swarm of particles smoothly re-arranges between circle, square, star, heart and spiral — the count never changes, each dot just flies to a new target.
CRT Effect
Scanlines, RGB phosphor stripes, vignette and a slowly rolling bright band recreate the look of an old CRT television.
Radial Blur
The picture is scaled up in steps and blended around the centre, creating an outward zoom-burst blur with adjustable strength.
Chromatic Aberration
The red, green and blue channels are offset in different directions and recombined, giving colour fringes like lens aberration, with adjustable shift.
Scanlines
Fine scanlines cover the whole frame while a bright band sweeps downward on a loop, echoing oscilloscopes and CCTV monitors, with switchable tints.
Moiré Pattern
Two nearly identical grids overlap; the slightest offset or rotation makes them interfere into shifting moiré fringes, switchable between rings and lines.
Light Tunnel
Perspective projection stretches a coloured texture down an endless tunnel, evoking the illusion of flying forever inward.
Black Hole Lensing
A black hole bends light with its immense gravity, stretching background starlight into a glowing Einstein ring.
Volumetric Clouds
Layered fractal Brownian motion noise generates volumetric clouds that billow and drift pixel by pixel.
Chromatic Dispersion
A beam of white light enters a prism and disperses — each wavelength bends differently — fanning out into a rainbow spectrum.
Pixelation
A flowing colour scene is downsampled into coarse mosaic blocks, with an adjustable block size.
Flow Field
Countless particles drift along a noise-based vector field, tracing silky trails like wind or ocean currents.
Fire Simulation
Classic per-pixel fire algorithm generates dancing flames; adjust intensity and stoke it with your cursor.
Caustics
Simulates sunlight refracting through water, casting shifting web-like light patterns on the seabed.
Cloth Simulation
Verlet integration simulates a hanging cloth draping under gravity; drag to pull it and add wind.
God Rays
Light streaming through gaps forms radiating volumetric shafts; drag the light source and switch its colour.
Julia Set
Animated Julia set fractal that morphs with a drifting complex constant
Voronoi Diagram
Moving seeds partition space into a flowing Voronoi mosaic
Reaction Diffusion
Gray-Scott reaction-diffusion grows coral and spot patterns
Cellular Automata
Conway’s Game of Life cells evolve with glowing trails
Contour Lines
Animated topographic contour lines over an evolving noise field
Firework Text
Fireworks explode then particles converge into text, then disperse
Confetti Text
Confetti explodes into text, holds, then explodes again
Firefly Text
Fireflies drift, converge into text, then disperse
Fluid Text
Fluid particles form into text after interaction
Particle Text
Mouse-collided particles form text, then reform grid
Text Galaxy
3D text flies through a starry galaxy, click to explode text into fireworks.
LED Sign Board
LED scrolling sign board with horizontal/vertical text, screen rotation and fullscreen.
Particle Painting
Paint with particles or fluid on canvas, multiple brush effects
Zodiac Time Dial
12 Chinese hours dial with zodiac animals, pointer tracks current time
Zodiac Ecliptic
Elliptic ecliptic band with 12 zodiac signs and star connections, switchable views
I-Ching Compass
Multi-ring compass: 64 hexagrams + 8 trigrams + 24 mountains + Taiji center
Earth-Moon System
3D Earth-Moon orbital simulation with Earth rotation, Moon orbit, moon phases and starfield
Solar System
3D solar system with 8 planets orbiting, Saturn rings, planet labels and starfield
Binary Star System
3D binary star simulation with barycenter orbit, accretion stream and 3 star type presets
Three-Body Problem
N-body gravitational chaos simulation with figure-8, Lagrange, chaotic and hierarchical presets
Meridian & Acupoints
3D human body with 14 meridians and major acupoints, hover for acupoint info
Day-Night Earth
3D Earth day-night terminator, city lights, sun angle and axial tilt control
Eclipse Simulator
Solar and lunar eclipse 3D simulation with shadow cones, inclination and coverage detection
24 Solar Terms
Earth orbit through 24 solar terms with fixed axial tilt, seasonal colors and term markers
Gravitational Wave
Spacetime grid ripples from binary inspiral, single pulse and continuous wave sources
Cosmic Collapse
Particle gravitational collapse simulation with merging, density coloring and disk formation
Taiji Rotation Patterns
Yin-yang symbol rotating at variable speeds, trail strobe creates moiré interference patterns
Soul Ring Halo
Multi-layer glowing soul rings from white to gold, rotating with particle drift effects
DVD Screensaver
Classic DVD bouncing logo screensaver, color changes on wall hit, speed control and fullscreen
SMPTE Color Bars
TV test color bars signal, SMPTE standard bars with bottom PLUGE pattern, fullscreen display
Random Walk Particles
Brownian motion random walk particles with colorful trails, multi-particle and speed control
Doppler Effect Visualization
Sound source motion creates Doppler frequency shift, wave compression and stretching effects
Cosmic Ray Screen
Simulates cosmic rays passing through atmosphere, particle trail flickering, density and speed control
Film Exposure Effect
Vintage film exposure simulation, light leaks grain and glow, multiple film styles
Nuclear Explosion Simulation
Nuclear mushroom cloud simulation, shockwave expansion and flash effects, multi-stage playback
Fractal Bagua Pattern
Bagua fractal recursion, pre-heaven and post-heaven trigram transformation, layer and speed control
Crystal Growth Simulation
Dendritic crystal growth process, fractal crystallization diffusion, multiple crystal forms
Nebula Generator
Procedural nebula generation, volumetric rendering with color flow, multiple presets
Lava Crystallization
Lava cooling crystallization process, temperature color change and texture generation
Magdeburg Hemispheres
Classic physics experiment simulation, vacuum atmospheric pressure hemisphere pull demo
Arc Plasma Discharge
Random branching lightning arcs, click to generate arcs with electric field conduction effects
Atmosphere Layers
Earth atmosphere stratification 3D, troposphere to exosphere temperature and thickness
Celestial Layers
Celestial body internal structure layers, crust mantle core temperature density visualization
Spectrum Waterfall
Audio spectrum waterfall display, real-time scrolling color mapping, microphone input
Sandpile Model
Self-organized critical sandpile model, avalanche cascade fractal boundary, scale control
Lorenz Attractor
Chaotic dynamics Lorenz attractor 3D trajectory, butterfly effect parameters adjustable
Tidal Force Simulation
Celestial tidal force visualization, lunar gravitational tidal bulge, multi-body support
Precession Simulation
Earth axial precession 3D animation, 26000 year cycle demonstration
Van Allen Belts
Earth radiation belts 3D visualization, inner and outer belt particle trapping
Monsoon Belt Distribution
Global monsoon belt distribution 3D earth, seasonal wind direction animation
Polyhedra Unfolding
Regular polyhedra unfolding animation, Platonic solid fold and unfold, multiple shapes
Polyhedra Photo Album
3D polyhedra photo display rotation, multi-face texture photo wall effect
Realistic Night Sky
Night sky simulation based on real star catalog, constellation lines and planet positions
Armillary Sphere 3D
Ancient Chinese armillary sphere 3D model, celestial equator ecliptic ring rotation
Poiseuille Flow
Pipe laminar flow Poiseuille law visualization, velocity profile and pressure gradient
Crack Screen Prank
Full-screen realistic cracked glass effect to prank friends
Mouse Follow Blob
Fluid blob effect that follows and sticks to your cursor
Glitch Cursor Prank
Glitchy cursor interference effect to mess with the page
Pixel Dissolve Transition
Pixel dissolve / mosaic transition visual effect
VHS Old Video Filter
Retro VHS scanline and noise video filter
Ink Wash Landscape
Procedurally generated ink-wash (sumi-e) landscape animation
Double Exposure Filter
Artistic double exposure image overlay effect
Spiral Light Tunnel
Infinite spiral light tunnel visual effect
Magnetic Particle Field
Interactive particle field attracted and repelled by your cursor
Retro 8-bit Pixelate
Real-time 8-bit pixelation retro filter
Formula Wall
A full-screen flowing math-formula particle background.
Science Formula Wall
A full-screen dense wall of aerospace & aerodynamics formulas, with fullscreen support.
Hypersonic Glide
Simulate a hypersonic vehicle streaking through the atmosphere.
Human Particle Effect
Track your body with the camera and turn it into flowing streams of colorful light particles.
Online virtual AC, washing machine and more
Virtual AC
Online virtual air conditioner with temp, mode and white noise
Virtual Washing Machine
Drum rotation, wash modes, countdown timer
Virtual TV
Channel switching, static noise, volume control
Virtual Microwave
Time dial, power levels, rotating turntable
Virtual Coffee Machine
Extraction animation, steam, coffee type selection
Virtual Fireplace
Flame animation, spark particles, warm atmosphere
Virtual Robot Vacuum
Room map, cleaning path, battery display
Virtual Grill
Simulated barbecue process, food flipping and heat control, smoke effects and temperature
Virtual Humidifier
Simulate a humidifier mist and droplet animation with adjustable intensity.
Virtual Projector
Simulate a projector beam and picture projection effect.
Virtual Air Purifier
Simulate an air purifier running with air-quality indicators.
Virtual Fan
Simulate a rotating fan with adjustable wind speed.
Virtual Aroma Diffuser
Simulate an aroma diffuser glow and mist diffusion.
Virtual Heater
Simulate a heater warming up with a rising-temperature animation.
Virtual Fridge
Simulate a fridge with door-light and running indicators.
Virtual Lawn Mower
Simulate a lawn mower moving with grass-clipping splash animation.
Virtual Radio
Simulate a radio tuner, dial scale and playback indicator.
Virtual Air Fryer
Pick a food like roast chicken or wings and watch it cook in a virtual air fryer.
Digital wooden fish, incense and relaxation tools
Animal Sounds Collection
14 animal sounds, one-click play
Digital Hourglass
Flip sand flowing digital hourglass with timer
Digital Music Box
Play looping melodies with customizable notes music box
Digital Aquarium
Goldfish tank fountain stream pure CSS animation waterscape
Infinite Zoom Gallery
Image infinite recursive zoom gallery effect
Time Waster Press
"Congratulations you wasted xx seconds" boredom relief tool
Fake PC Cleanup
Fake cleanup progress bar pretending to optimize computer
Digital Wooden Fish
Tap to strike the wooden fish, accumulate merit, auto-strike supported
Digital Incense
Light virtual incense online, smoke animation, peaceful prayer
Digital Prayer Beads
Swipe to count prayer beads with calming sound effects
I Ching Divination
Toss six coins to simulate tortoise shell divination and find your hexagram
Breathing Guide
4-7-8 breathing technique visualization for relaxation and sleep
Cat Bounce
Cats falling and bouncing across the screen, pure stress relief
Life Progress Bar
Enter your birthday and life expectancy to visualize how much of your life has loaded
Deep Sea Exploration
Scroll down to dive into the deep sea, see creatures at different depths
Size of Space
Scroll to compare sizes from an astronaut to galaxies
Bazi Chart
Four pillars Bazi chart tool, year month day hour heavenly stems and earthly branches analysis
Glass Pull Ball
A draggable glass marble stress-relief toy.
Falling Leaves
A calm autumn falling-leaves animation.
Nebula Knead Canvas
A kneadable, flowing nebula color canvas.
White noise and natural sounds for sleep, focus and relaxation
White Noise
Full spectrum white noise, classic background masking for sleep and focus
Pink Noise
Soft mid-high pink noise, like gentle rain, great for study and work
Brown Noise
Deep low frequency brown noise, powerful sleep aid, blocks environmental noise
Green Noise
Natural mid frequency green noise, relaxation and meditation
Blue Noise
High frequency bright blue noise, boosts alertness and focus, great for work and study
Rain Sounds
Multi-mode white noise: rain, drops, storm, car-window/tent/leaves rain. For sleep & focus.
Ocean Waves
Tidal ocean waves, deep and vast, for meditation and zoning out
Forest Sound
Forest ambient with bird songs, natural healing and relaxation
Fireplace Sound
Crackling fireplace sound, warm atmosphere, winter sleep aid
Sleep
Deep sleep white noise
Baby
Baby soothing white noise
Meditate
Meditation relaxation white noise
Focus
Focus work white noise
Study
Study reading white noise
Cafe
Cafe ambient sound
Wind
Wind natural sound
Sky
Sky white noise
Four Seasons
Multi-mode natural white noise for spring, summer, autumn, winter and snow.
Machinery & Traffic
Multi-mode ambient noise: engine, gear, train, jet, highway, subway and construction.
Farm & Animals
Multi-mode natural sounds: farm, beehive, wolf and woodpecker.
Street
Street ambient sound
Church
Church white noise
Bar
Bar ambient sound
Laundry
Laundry white noise
Lab
Lab white noise
Water Sounds
Multi-mode water sounds: river, waterfall, bubbles, boiling and deep sea.
Clock
Clock mechanical sound
Morse Code
Morse code mechanical sound
Vinyl
Vinyl white noise
Radio
Radio white noise
Heart animations, love letters, confession interactions and romantic tools
Heart Particle Timer
Large pulsating heart made of particles with customizable timer and messages.
Love Letter Envelope
Click to open the envelope, letter unfolds with confession text and falling hearts.
Runaway Reject Button
The reject button runs away from your cursor, you can only click accept. Triggers blessing animation.
Scratch Love Card
Scratch off the coating to reveal love messages, auto-reveals all at sufficient ratio.
Password Confession
Enter the correct password or anniversary date to unlock the confession page. Wrong answer shows heart-break animation.
Sky Lantern
Click to launch glowing lanterns that float upward and burst into starlight particles at the top. Customize your wish.
Heart Wave Pulse
Multiple heart rings pulse outward from center, following a heartbeat rhythm. Configurable text and colors.
Math Equation Heart
Mathematical heart equation plotted point by point into a glowing heart. A programmer romance. Switch between equations.
Bezier Hand-drawn Heart
Dynamic one-stroke heart outline drawing, then write your message. Adjustable color and speed.
Love Thermometer
Click to raise the temperature and watch love go from cold to boiling. At 100% it triggers a heart fireworks explosion.
Light Candles
Light candles one by one, their glow illuminates the darkness. Light them all to reveal a blessing and starlight.
Floating Text Rain
Love words drift down from the sky like rain. Customize the text and falling style.
Local Time Capsule
Write a message for the future and seal it. Set an unlock date — contents stay hidden until then.
Starry 3D Photo Album
Photos orbit in a 3D ring under a starry sky with shooting stars. Drag to rotate the view.
Transparent Cube Album
A double-layer transparent 3D cube auto-rotates with your photos inside. Hover to expand the outer layer as heart particles float around.
Balloon Love Message
Colorful balloons float up through a blue sky with clouds and your custom love message — pure CSS animation.
Heart Photo Collage
Photos arranged in heart shape, custom images and animation effects
Love Heart Tree C2 (Blossom)
Recursively growing romantic heart tree with heart blossom burst and falling petal animation