Resources / Fitness & SetStride
One-rep max calculator
Estimate your one-rep max from the weight and repetitions you completed.
Estimate your one-rep max
How the estimate works
For 2 to 10 repetitions, the Epley formula multiplies the weight lifted by (1 + repetitions ÷ 30). For one repetition, the result is the weight you entered.
Track your workouts with SetStride
SetStride is a free, ad-free Android workout logger. Your workout records stay on your device.