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361 free browser games and tools in one place — arcade games, image & PDF converters, game-dev generators and everyday calculators. Most of them run right on your device.

Try snake png to jpg speed test fov merge pdf

Hot games right now

Quick sessions that work with a mouse, keyboard or touch.

All 22 games
Top pickArrow EscapeGuide your arrow through 200 challenging…NewSnakeEat the apples, grow longer and do not bite…8 Ball PoolPlay classic 8 Ball Pool online. Challenge AI…Stickman Archery RagdollPlay Stickman Archery Ragdoll online for free…Fruit EmpireClick, earn coins, upgrade your fruit business…NewTic Tac ToeGet three in a row before your opponent. Play…Neon BlocksStack and rotate falling neon blocks, clear…NewMemory MatchFlip two cards at a time and find every pair in…2048Play 2048 online for free. Combine tiles…

New on CrazyGamesUp

Fresh games and tests added this month.

Coin FlipHeads or tails? Tap the coin for a fair 50/50 toss and keep count of every result.NewCPS TestClick as fast as you can and see your clicks per second. Choose a time, start clicking…NewDice RollerRoll up to 10 dice of any common type, add a modifier and get the total in one tap.NewMemory MatchFlip two cards at a time and find every pair in as few moves as you can.NewStopwatch & TimerA precise stopwatch with laps and a countdown timer with an alarm. Switch to full screen…NewRandom Number GeneratorPick random numbers in any range. Choose how many, allow or block repeats, and sort the…NewReaction Time TestWait for the screen to turn green, then click as fast as you can. Five tries give you a…NewSnakeEat the apples, grow longer and do not bite your own tail. Arrow keys, WASD or swipe to…NewTic Tac ToeGet three in a row before your opponent. Play the computer on three levels or a friend on…NewTyping Speed TestType the words as they appear. Get your words per minute and accuracy the moment the…New

Tools people use every day

The most opened tools in each category. Everything is free.

Image & PDF

All 54
Compress Image PNG to JPG Converter Online AI Background Remover Merge PDF HEIC to JPG Converter Online Image Resizer Online Compress PDF Online PDF to Word Converter

Gaming Tools

All 51
Mouse Sensitivity Converter eDPI Calculator FOV Calculator Gamepad Tester Crosshair Generator Aim Trainer Refresh Rate Test Keyboard Tester

Game Dev Lab

All 60
Dungeon Generator Game XP Curve Generator Sprite Sheet Generator Tilemap Generator Procedural Name Generator Game Loot Table Generator Pixel Art Grid Generator Game Quest Generator

Developer

All 45
JSON Formatter Regex Tester Diff Checker UUID Generator JWT Decoder Base64 Encoder & Decoder Cron Expression Generator SQL Formatter

AI Tools

All 30
AI Prompt Generator AI Token Counter AI Image Prompt Generator AI Prompt Improver AI System Prompt Generator AI Video Prompt Generator AI Coding Prompt Generator AI Negative Prompt Generator

Calculators

All 20
Percentage Calculator Online Age Calculator BMI Calculator Loan Calculator Scientific Calculator Ultimate Unit Converter GPA Calculator Date Calculator

Text Tools

All 22
Word Counter Online Password Generator Text Case Converter Typing Speed Test Random Name Generator Morse Code Translator Username Generator Lorem Ipsum Generator Online

Productivity

All 19
Stopwatch & Timer Pomodoro Timer Random Number Generator Coin Flip Dice Roller Habit Tracker Weekly Planner To-Do List Generator

Break things in the physics sandbox

Ragdolls, dominoes and chain reactions — no goal, just play.

Open the sandbox
Conway's Game of LifeFree online Conway's Game of Life simulator for…2D Destruction SimulatorFree online 2D Destruction Simulator for…Domino PhysicsFree online Domino Physics game for building…Physics PlaygroundFree online Physics Playground for exploring…

Your files stay with you

Converters, PDF tools and generators do their work inside your browser, so images and documents are not uploaded to a server.

Made for the phone in your hand

Every page is built to work with touch. Games pause when you switch apps and tools fit small screens.

Free, without an account

Open a page and start. There is nothing to install, no sign-up and no trial that runs out.

Every game & tool

The full CrazyGamesUp directory. Type to filter, or open a category.

361pages
🧭 All categories12
Games22 Physics Sandbox6 Gaming Tools51 Game Dev Lab60 Image & PDF54 Developer45 AI Tools30 Calculators20 Text Tools22 QR & Finance12 Productivity19 Place Finder16
🎮 Games22
2048 8 Ball Pool Arrow Escape Boxing Trainer Chess Color Snake Rush Football Tycoon Fruit Empire Haunted Horror Quiz Memory MatchNew Merge Restaurant Minesweeper Money Clicker Nebula Drift Neon Blocks Neon Waves Rock Paper Scissors SnakeNew Starforge Stickman Archery Ragdoll Sudoku Tic Tac ToeNew
⚛️ Physics Sandbox6
2D Destruction Simulator Conway's Game of Life Domino Physics Physics Playground Ragdoll Playground Rube Goldberg Machine
🎯 Gaming Tools51
ADS Sensitivity Calculator Aim Trainer Aspect Ratio Calculator cm/360 Calculator Controller Deadzone Calculator Controller Sensitivity Converter Controller Stick Drift Tester CPS TestNew Crosshair Generator DPI Converter eDPI Calculator Elo Rating Calculator Flick Aim Trainer FOV Calculator FOV Converter FPS to Frame Time Calculator Frame Time to FPS Calculator Gacha Probability Calculator Game Download Time Calculator Game Release Countdown Gamepad Tester Gaming Hours Calculator Gaming PC Bottleneck Estimator Gaming Ping & Jitter Analyzer Gaming Session Calculator GPU Memory Calculator Input Lag Calculator K/D Ratio Calculator KDA Calculator Keyboard Tester Minecraft Coordinate Converter Minecraft Stack Calculator MMR Calculator Monitor Distance Calculator Monitor Size Calculator Mouse Button Tester Mouse Polling Rate Test Mouse Sensitivity Converter Packet Loss Calculator Ping to Delay Calculator Random Crosshair Generator Rank Progress Calculator Reaction Time TestNew Refresh Rate Test Resolution Scale Calculator Screen PPI Calculator Steam Level Calculator Time to Kill Calculator Ultrawide FOV Calculator VRAM Calculator Win Rate Calculator
🧩 Game Dev Lab60
2D Game Map Generator Animation Frame Generator Armor Damage Reduction Calculator Attack Range Calculator Attack Speed Calculator Biome Generator Cave Map Generator Checkpoint Generator Critical Hit Calculator Currency Conversion Calculator Damage Over Time Calculator DPS Calculator Dungeon Generator Enemy Stat Generator Game Armor Generator Game Color Palette Generator Game Damage Calculator Game Dialogue Generator Game Economy Calculator Game Enemy Generator Game Item Generator Game Loot Table Generator Game Potion Generator Game Quest Generator Game Resolution Calculator Game Save Data Generator Game Stat Generator Game UI Button Generator Game Weapon Generator Game World Seed Generator Game XP Curve Generator Health Regeneration Calculator Knockback Calculator Level Progression Calculator Loot Drop Chance Calculator Mana Regeneration Calculator Movement Speed Calculator Overworld Map Generator Pathfinding Grid Generator Pixel Art Animation Previewer Pixel Art Dithering Tool Pixel Art Grid Generator Pixel Art Mirror Tool Pixel Art Palette Converter Pixel Art Sprite Resizer Platformer Level Generator Procedural Name Generator Random Loot Generator Roguelike Map Generator Spawn Point Generator Sprite Animation Previewer Sprite Sheet Animator Sprite Sheet Cutter Sprite Sheet Generator Tilemap Generator Tilemap JSON Generator Tilemap Previewer Tileset Cutter Wave Generator XP Calculator
🎨 Image & PDF54
AI Background Remover AVIF to JPG Converter Online AVIF to PNG Converter Online Base64 to Image Converter BMP to JPG Converter Online BMP to PNG Converter Online BMP to WEBP Converter Online Compress Image Compress PDF Online Crop Image Flip Image GIF to JPG Converter Online GIF to PNG Converter Online Grayscale Image HEIC to JPG Converter Online HEIC to PNG Converter Online Image Adjuster Image Blur & Censor Tool Online Image Color Picker Online Image Metadata Viewer Online Image Resizer Online Image to Base64 Converter Image to Text Converter Online Image Upscaler Image Watermark Images to PDF JPG to AVIF Converter Online JPG to GIF Converter Online JPG to HEIC Converter Online JPG to PNG Converter Online JPG to WEBP Converter Online Merge PDF Organize PDF Password Protect PDF PDF Metadata Viewer Online PDF Page Numberer Online PDF Password Remover Online PDF to JPG PDF to PNG PDF to Word Converter PDF Watermark Photo Cartoonizer PNG to AVIF Converter Online PNG to GIF Converter Online PNG to HEIC Converter Online PNG to JPG Converter Online PNG to WEBP Converter Online Remove EXIF Rotate Image Rotate PDF Split PDF WEBP to JPG Converter Online WEBP to PNG Converter Online Word to PDF Converter
🛠️ Developer45
Base64 Encoder & Decoder Binary Converter Color Converter Cron Expression Generator CSS Beautifier CSS Formatter CSS Minifier CSV to JSON Decimal Converter Diff Checker Hash Generator Hex Converter HEX to RGB Converter HSL Converter HTML Encoder & Decoder HTML Formatter HTML Minifier HTML to Markdown JavaScript Beautifier JavaScript Formatter JavaScript Minifier JSON Formatter JSON Minifier JSON to CSV JSON to YAML JSON Validator JWT Decoder Markdown Previewer Markdown to HTML Number Base Converter Random String Generator Regex Tester RGB to HEX Converter Slug Generator SQL Formatter SQL Minifier SQL Validator Unix Timestamp Converter URL Encoder & Decoder UUID Generator XML Formatter XML Minifier XML Validator YAML Formatter & Validator YAML to JSON
🤖 AI Tools30
AI Blog Prompt Generator AI Character Prompt Generator AI Coding Prompt Generator AI Context Window Calculator AI Custom Instructions Generator AI Game Art Prompt Generator AI Image Prompt Enhancer AI Image Prompt Generator AI JSON Prompt Generator AI Logo Prompt Generator AI Model Parameter Generator AI Negative Prompt Generator AI Product Description Prompt Generator AI Product Photography Prompt Generator AI Prompt Generator AI Prompt Improver AI Prompt Optimizer AI Prompt Template Generator AI Prompt to JSON AI Resume Prompt Generator AI Role Prompt Generator AI SEO Prompt Generator AI Social Media Prompt Generator AI System Prompt Generator AI Temperature Guide AI Text Chunker AI Token Counter AI Video Prompt Generator AI Writing Prompt Generator JSON to AI Prompt
🧮 Calculators20
Age Calculator BMI Calculator Calorie Calculator Compound Interest Calculator Date Calculator Dog Age Calculator GPA Calculator Investment Calculator - Calculate Investment Growth Loan Calculator Love Calculator Mortgage Calculator Percentage Calculator Online Physics Calculator Pregnancy Due Date Calculator Retirement Savings Calculator Scientific Calculator Sleep Calculator TDEE Calculator Online Time Card Calculator Ultimate Unit Converter
✍️ Text Tools22
ASCII to Text Binary to Text Character Map Duplicate Line Remover English Dictionary Hangman Helper Keyword Density Checker Line Break Remover Lorem Ipsum Generator Online Morse Code Translator Password Generator Random Name Generator Random Word Generator Text Case Converter Text Reverser – Reverse Text Online Text Sorter Text to ASCII Text to Binary Typing Speed TestNew Username Generator Word Counter Online Word Unscrambler - Find Words From Letters
▦ QR & Finance12
Barcode Decoder Online Barcode Generator Barcode Scanner Online Invoice Generator Kids Label Maker Online Pay Stub Generator Product Label Maker Online QR Code Generator QR Code Label Maker QR Code Reader Online Quote Generator Receipt Generator
✅ Productivity19
Coin FlipNew Daily Planner Deadline Calculator Decision Maker Dice RollerNew Eisenhower Matrix Habit Tracker Meeting Agenda Generator Meeting Notes Generator Pomodoro Timer Priority Matrix Project Timeline Generator Random Decision Generator Random Number GeneratorNew Stopwatch & TimerNew Time Blocking Planner To-Do List Generator Weekly Planner Work Hours Calculator
📍 Place Finder16
ATM Radar Bank Radar Church Radar Coffee Shop Radar Fast Food Radar Gas Station Radar Grocery Store Radar Hospital Radar Hotel Radar Mosque Radar Parking Radar Pharmacy Radar Police Station Radar Public Toilet Radar Resto Radar Supermarket Radar
⚡ Essentials4
Internet Speed Test Phone Diagnostic Random Spin Wheel Video Clipper
ℹ️ Site information3
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About CrazyGamesUp

CrazyGamesUp is a free website with browser games and practical online tools in one place. Play arcade, puzzle and physics games, convert images and PDFs, test your mouse, keyboard or controller, generate maps and loot tables for your own game, or build better prompts for AI tools. Pages load fast, work on phones and computers, and do not require an account.