RPE Max

RPE Max is a simple, fast RPE-based calculator built for lifters who train with autoregulation.

Use it to:

Estimate your one-rep max from any set you've completed Calculate target loads for upcoming sets based on your current 1RM, desired reps, and RPE Just enter your numbers, tap calculate, and get your answer. No account required, no ads, no tracking.

RPE Max uses a standard RPE percentage chart to give you accurate load recommendations whether you're planning your next training session or logging what you just did.

Features:

Estimate 1RM from weight, reps, and RPE Get target loads for any reps/RPE combination Adjustable rounding (nearest 1, 2.5, or 5 lbs/kg) Clean, distraction-free interface Works offline — all calculations happen on your device Dark mode support Built for powerlifters, strength athletes, and anyone who programs with RPE.