531 Strength

Henrik Jachobsen

531 Strength app icon
4.9 stars11,410 reviewsFree
4+Version 2.26Updated 1/12/2026, 12:37:32 AM
Open in Store

Makes it quick and easy to get a full overview of all weights, reps and sets based off your 1RM when you’re following the 5/3/1 program. - Save your current 1 RM for each of the four exercises - View calculated weights for each step in the cycle - Round the weight to match the plates you have available This app is made for people who are familiar with the structure of the 5/3/1 program and who needs simple access to the calculated weights for each exercise.

Developer website
https://531.jachobsen.io
Released
2015-12-14T19:42:47Z
Current version
2.26
Reviews & Ratings
4.9
out of 5
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🌟 Loved by users
11 reviews

Screenshots

531 Strength screenshot 1531 Strength screenshot 2531 Strength screenshot 3531 Strength screenshot 4