This comes straight from OpenHIIT’s own GitHub page, and it’s free. Need help installing?
What it looks like
About this app
OpenHIIT runs interval and Tabata timers you design yourself, with clear on-screen cues and sounds so you don't have to look at the phone mid-burpee.
It is free, offline and ad-free.
From the app’s home page
- See the codeHow it’s made, every line is public
- Questions & commentsTalk with the people who make it
- Report a problemTell the makers something is broken
- All versionsOlder downloads and what changed
- LicenseThe rules for using and sharing it
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