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30 free browser-based tools — no sign-up, no data uploaded, everything runs 100% client-side.
Developer Tools
JSON Formatter
UUID Generator
JWT Decoder
JWT Generator
Base64 Image Converter
Timestamp Converter
Time Zone Converter
URL Encoder / Decoder
Text & Content
Word Counter
Case Converter
Lorem Ipsum Generator
Text Diff
Word Frequency Analyzer
Text Reverser
List Randomizer
Random Number Generator
Markdown Editor & Previewer
Image Tools
Image Compressor
Image Converter
Design & Color
Color Converter
Certificate Generator
Math & Calculation
Age Calculator
BMI Calculator
Percentage Calculator
Security Tools
Password Generator
Utility Tools
QR Code Generator
Name Random Picker (Wheel)
Fun & Games
Love Calculator
FLAMES Game
Delulu Meter