i4u
Tools List
143 tools
Seal Maker
Internet Speed Test
Roulette Spinner
MBTI Personality Test
Room Clutter Pattern Analyzer
Metacognition Diagnosis Tool
Voice T-Shirt Maker
Pattern Image Maker
Oshi Color Goods Maker
Full Graphic Clear file Maker
Full Graphic Can case Maker
Full Graphic Cushion Maker
Full Graphic Mask Maker
Full Graphic Bandana Maker
Full Graphic Blanket Maker
Full Graphic Face towel Maker
Full Graphic Phone strap Maker
Full Graphic Phone case Maker
Full Graphic Ankle ankle socks Maker
Full Graphic Socks Maker
Full Graphic T-shirt Maker
AI Image Generator
AI Blog Idea Generator
AI Text Proofreader & Summarizer
AI Image Upscaler
AI Othello Battle
WebAssembly AI Chat
Machine Learning Demo
Commit Message Generator
Image Format Converter
Image Resizer
Image Optimizer & Compressor
Image Filters & Effects
Basic Image Filters
Advanced Image Filters & Effects
Image Metadata Extractor
Image Analysis & Feature Extraction
Image Comparison
Background Remover
WebP Converter
HEIC/HEIF Converter
SVG Optimizer
ICO Converter
DPI Converter
Placeholder Image Generator
App Icon Generator
Favicon Converter
Icon Generator
EXIF Data Remover
Screenshot Converter
Vector Image Converter
Meme Generator
OCR Tool
Video to GIF Converter
Text Statistics & Analyzer
Text Diff Comparison
Text Encoder & Decoder
Text Translator
Text Encryption & Decryption
Case Converter
Character Encoding Repair
Lorem Ipsum Generator
Markdown Converter
Markdown Preview
ASCII Art Generator
JSON Formatter & Validator
Code Formatter
HTML/CSS Formatter & Minifier
CSS Formatter & Minifier
SQL Formatter & Minifier
XML Formatter & Validator
YAML/TOML Converter
API Tester
Hash Calculator
UUID Generator
Base64 Converter
URL Encoder
URL Shortener
Regex Tester
Regex Converter
Cron Expression Generator
Database Schema Designer
Log File Analyzer
Data Format Converter
CSV Data Processor
CSV⇔Excel Converter
Programming Language Converter
SQL Dialect Converter
Security Scanner
Blockchain Explorer
Browser Compatibility Checker
Web Page Screenshot
Network Diagnostics
IP & DNS Information Tool
System Information
Sudoku Battle
Gomoku (Five in a Row)
Connect Four
Bingo Game
PDF Merger & Splitter
File Compressor
File Encryption
Batch Rename
QR Code Generator
QR Code & Barcode Reader
Barcode/QR Converter
Password Generator
Random Data Generator
Loading Animation Generator
Data URL Generator & Parser
Calculator
Date Calculator
Loan Calculator
Furusato Tax Calculator
Unit Converter
Currency Converter
Number Base Converter
Coordinate Converter
Timezone Converter
Voice Recorder
Screen Recorder
Audio File Converter
Audio Format Converter
Video to Audio Extractor (MP3 Converter)
Video Compressor & Converter
Video Resolution Converter
Subtitle Converter
YouTube Downloader
Pomodoro Timer
Calendar Generator
Invoice & Estimate Generator
Kanban Board
Mind Map
Whiteboard
Clipboard Manager
Color Picker & Palette
Visualization Builder
SVG Path Editor
Font Viewer Tool
Font Converter
Certificate Converter
Encryption Format Converter
eBook Converter
Simple Tools Hub - Simple Online Tools
Feedback
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English
AI Othello Battle
Play Othello against Gemini AI
New Game
Statistics
Settings
Rules
Difficulty
Player Color
New Game
Undo
2
Black
2
White
Your turn
Show possible moves