विचारों
SprintTimer
Best Interval Timer Apps: iPhone & Android (Which App is Best for Interval Timing?)
Interval Timer 30 Seconds
45 sec work 15 sec rest Interval Timer (45/15 interval timer) up to 60 reps
60 Minute Timer
Timing system for sprint races
My best timer for leg workout, 30 min of 45/15 with Energetic music - Mix 65
My prefered Interval Timer for upper body 30 sec On / 10 sec Off with music - Mix 67