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
Pregnancy Calculator
Health
Percentage Calculator
Math
Unit Converter
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
Stopwatch & Timer
Utilities
Tip Calculator
Utilities
Compound Interest Calculator
Finance
Mean, Median and Mode Calculator
Math
Triangle Calculator
Math
List Sorter
Text
Base64 Encoder & Decoder
Development
Discount Calculator
Math
Simple Interest Calculator
Finance
Case Converter (UPPER / lower / Title)
Text
Whitespace Remover
Text
Slug Generator
Development
UUID Generator
Development
URL Encoder & Decoder
Development
Text Diff Checker
Text
Duplicate Line Remover
Text
Line Counter
Text
Compound Rule of Three
Math
Currency Converter
Finance
Add or Subtract Days from a Date
Dates
Time Zone Converter
Dates
LCM and GCD Calculator
Math
Text Reverser
Text
Color Converter HEX/RGB/HSL
Development
Hash Generator MD5/SHA
Development