About This App
Henkankun lets you convert everyday units—length, mass, temperature, and more—alongside major currencies in a single, fast interface that works the same on desktop and mobile.
Key Features
- Supports multiple unit categories such as length, area, volume, speed, and time
- Covers 21 major currencies with daily rates from Frankfurter (ECB)
- Unit conversions work offline and your input is preserved within the session
Contact
Send feedback or bug reports via the Google Form below.
Contact form: Open the Google Form