HIIT Clock - Simple Interval Training Timer

Super simple. Easy to adjust. Listen to your music.

Step 1: drag the bar up and down to specify exercise & rest periods
Step 2: tap play

Features:
+ Audio and visual hints for exercise periods, rest periods and halfway points during exercises!
+ Does not interrupt your background music (Spotify, SoundCloud, iTunes etc.)

Pay $0.99 per session or unlock unlimited sessions for $1.99.