Want to know your One Rep Max without actually risking injury?

Calculate it based on how much weight you can do a higher number of reps at.

Threeve : A number between 3 and 5. Simply Amazing.



Enter Weight (pounds)
Enter Reps


1 Rep (1RM)
2 Reps
3 Reps
4 Reps
5 Reps
6 Reps
7 Reps
8 Reps
9 Reps
10 Reps