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1RM Calculator & Max Tracker

Calculate 1RM & log max weight
KEITA SHOJI · Health & Fitness
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App info

Developer
KEITA SHOJI
Category
Health & Fitness
Released
Oct 13, 2026
Version
1.0 (Oct 13, 2026)
Price
Free
Size
4.4 MB
Requires
iOS 16.6
Age rating
4+
Languages
English

In-app purchases

none
Current prices, App Store US.

About 1RM Calculator & Max Tracker

1RM Calculator" is a dedicated app for quickly calculating your one-rep max (1RM) and visualizing your daily progress in strength training. Leave the math to the app! Just enter your lifting weight and reps to instantly estimate your max weight. It fully supports not only the "Big 3" but also "weighted exercises" like weighted pull-ups and dips. [Key Features] ■ High-Accuracy 1RM Calculation Supports standard exercises, specialized formulas for Bench Press, Squat, and Deadlift, and total weight calculations for weighted bodyweight exercises. ■ RM Table (Reverse Calculation) "If my max is 225 lbs, what weight should I use for 8 reps?" Our quick reference chart shows you exactly what weight to load for your target reps, making workout planning a breeze. ■ Max Weight Logging & Charts Save your personal bests (1RM) for each exercise. Beautifully visualize your strength journey and progress…
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