Tabata protocol - a version of HIIT(High-intensity interval training) was based on a 1996 study by Professor Izumi Tabata. The study used 20 seconds of ultra-intense exercise (at an intensity of about 170% of VO2max) followed by 10 seconds of rest, repeated continuously for 4 minutes (8 cycles).
This simple tabata timer provide you to set up your HIIT workout. You can set up time for each component of workout (prepare, work, rest), count of cycles and tabatas.

- Simple lightweight tabata timer
- Flexible settings
- You can save your workouts
- Voice and whistle
- last 5 seconds beep counting
- Working in background
- colorfull and simple design
- different timer colors for each period

Please write to us if you want more features or found some bugs. Thank you!