Settings

One-rep maxes, cycle position, units

One-rep maxes

Back Squat

Bench Press

Deadlift

Overhead Press

Your tested (or estimated) 1RM per lift, in lbs. Every 531 percentage in the app computes straight off these numbers.

Test a max

Builds a guided test day (also kept under Plan for reruns). Warmup math uses your current number; whatever you log updates your records.

531 cycle position

Cycle 1

After week 4: +10 lbs squat/deadlift 1RM, +5 lbs bench/press 1RM. Auto-advance lands with session logging.

Units

Your data

On-device storage

Everything lives in this browser

Backups cover workouts, history, and settings. Form photos/videos stay on this device and aren't included.