For simple interval workout, simply press play and the app will continue until you stop it.
No matter if you want to go running with intervals lasting several minutes or you want to make ultra-short Tabata intervals, then you can use Circle Timer to control the exercise.
- You just set the dials and press "+" the number of times the interval must be performed in each round.
- Separate each round with an additional break
- Press play!
Here's a brief video introduction: