DecTwl
毅 宋
About this app
- Category Utilities
- Age 10
- Updated Sep 20, 2025
- OS IOS
Editor reviews
DecTwl is a lightweight number base converter designed for fast, accurate decimal to duodecimal (base 12) and duodecimal to decimal conversions. It suits students, engineers, and developers who need a reliable math utility. Convert integers and fractions, view a clear place value breakdown, and customize digit symbols for base 12. The app also covers quick conversions with common bases such as binary, octal, and hexadecimal, making it a helpful tool for coding and study.
Core features include an instant conversion engine with precision controls, step by step explanations to learn base 12, and a handy history with batch conversion and clipboard integration. DecTwl is privacy friendly, works offline, and keeps your workflow efficient. If you search for a number base converter, decimal to duodecimal tool, or base 12 calculator, DecTwl is built for you.
Screenshots
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How to use:
1. Download and open the app, then complete a quick setup if prompted.
2. Choose the conversion direction, such as Decimal to Duodecimal or Duodecimal to Decimal, or pick another base if needed.
3. Enter your number; the result appears instantly with an optional place value breakdown and rounding controls.
4. Tap Copy or Share to use the result elsewhere, or save it to History for later reference.
5. Explore advanced options to set fraction precision, switch digit symbols for base 12, enable batch conversion, and adjust theme and display preferences.