Utility Tools Collection
We provide various calculators and converters useful for daily life and work.
Fun
Fun tools like biorhythm calculator, fortune cards, etc.
Dev Tools
JSON formatter, UUID generator, image tools, etc.
Live Coding
HTML live encoder, real-time preview tools
Code Generator
Various code generation tools like QR code, UUID, password, etc.
Text
Text processing tools like character count, URL encoding, etc.
Study/Math
Grade calculator, language score conversion, math calculation tools
Health
Health-related calculation tools like BMI, BMR, etc.
Date/Time
Date-related tools like solar/lunar conversion, D-Day calculation, etc.
Finance
Financial calculation tools like salary conversion, overtime calculation, etc.
How to Use
- • Click on the category cards above to navigate directly to the first tool of that category
- • Select the desired category from the left sidebar
- • Click on the tool you need within each category
- • All tools are free to use
- • Supports dark/light mode
- • Recently visited tools can be found at the bottom of the sidebar