Timer for high-intensity interval trainings (HIIT).
Tabatarium is the timer for Tabata interval trainings.
Interval trainings using Tabata protocol give you maximum benefits in a short period of time.
You exercise for 20 seconds then rest for 10 seconds, and repeat 8 times.
Burn your fat with burpees, squats and push ups!
And by the way, there is a simple (99 seconds max) timer included.