Muscular endurance includes increasing the amount of sets and reps while decreasing rest periods. If you usually squat for 3 sets of 6–8 reps with 150 lbs and a 120-second rest, then you could change to 4 sets of 15–25 reps at 90 lbs with …

The biggest difference here is that the Train tier lets you create your own workouts and is available on equipment touchscreens. This helps the app earn a 4 out of 5 from our tester in the value category. While BetterMe is more affordable than the …