About gettool.app
A free collection of online tools for everyday use — no installation, no signup, and no data collection.
Our mission
Provide useful, fast and accessible tools for everyone — whether you need to generate a strong password, calculate a percentage, count words or convert colors. Always free.
How it works
In your browser
All logic runs on your device. No server processes your data.
Total privacy
Nothing is sent, stored or shared. What you type stays with you.
No friction
No signup, no login, no charges. Open it, use it, close it.
Available tools
Technology
Built with modern open-source tech, prioritizing performance and SEO:
All tools
Age Calculator
Dates
Day Counter
Dates
Percentage Calculator
Math
Word Counter
Text
Character Counter
Text
Lorem Ipsum Generator
Text
JSON Formatter & Validator
Development
Number Base Converter
Development
Roman Numeral Converter
Math
Strong Password Generator
Security
BMI Calculator
Health
List Sorter
Text
Base64 Encoder & Decoder
Development
Discount Calculator
Math
Case Converter (UPPER / lower / Title)
Text
Slug Generator
Development
UUID Generator
Development
URL Encoder & Decoder
Development
Text Diff Checker
Text
Duplicate Line Remover
Text
Line Counter
Text
Text Reverser
Text
Color Converter HEX/RGB/HSL
Development
Hash Generator MD5/SHA
Development