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Get Started1RM Calculator app analytics for January 13
1RM Calculator
- Yuri Koshiishi
- Google Play Store
- Free
- Health & Fitness
An easy-to-use 1RM calculation app that lets you use RPE and track your 1RM history.
The core functionalities include:
- 1RM calculation with RPE (optional).
- Rep maxes estimation from 2 to 12 reps, according to your estimated 1RM.
- Saving 1RM history by exercise.
- Customized exercise selection.
- Dark theme available.
1RM Calculator Usage Rank
The usage rank is based on Similarweb's algorithm that calculates current installs and active users over a 28-day period.
All Categories in
United States--
Health & Fitness in
United States#1,858
Users Interests & Top Categories
Top categories and apps used by 1RM Calculator users
Top categories
Affinity
Top apps within the category
22%
20%
15%
11%
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1RM Calculator VS. January 13, 2026