Focus on your exercise and not on the clock, forget about counting mentally your exercise sets or annotate on paper.
"Workout Timer" is ideal for training routines with sets, with "Workout Timer" you start the rest timer manually, since in a series do not know how long it will take performing the exercise.
Precise rest between sets ideal if you like to be precise with the time you rest to maximize your goals.

Features:

* Perform sets no time limit.
* You decide when to start the rest timer.
* Without limit of exercises.