Rep Max Tools - 1RM Calculator Android

Rep Max Tools - 1RM Calculator

Rep Max Tools is the fastest way to calculate your rep maxes for any lift.

Features & Capabilities

Rep Max Tools is the fastest and easiest one rep max (1RM) calculator designed for lifters who want quick and accurate estimates across various exercises such as squats, bench press, and deadlifts. Simply input the weight lifted and the number of repetitions performed to instantly receive your 1RM and estimates for rep maxes up to 20 reps.

Featuring calculations based on well-known formulas like Epley and Brzycki, Rep Max Tools provides a clear overview of your strength levels including percentage values for convenient workout planning. Whether you're programming your training sessions or tracking progress, Rep Max Tools streamlines the process with an intuitive and efficient interface.

User Growth & Download Statistics

App
By:
Jakob Ståhl
Downloads:
23,296 2
Rating:
4.43
(84)
Version:
2.4.1 Last updated: 2025-09-11
Version code:
115
Creation date:
2015-09-27
Publisher country:
SE SE
Permissions:
  • android.permission.READ_EXTERNAL_STORAGE High risk
  • android.permission.SYSTEM_ALERT_WINDOW High risk
  • android.permission.WRITE_EXTERNAL_STORAGE High risk
  • com.google.android.gms.permission.AD_ID Moderate risk
  • android.permission.ACCESS_ADSERVICES_AD_ID Low risk
  • android.permission.ACCESS_ADSERVICES_ATTRIBUTION Low risk
  • android.permission.ACCESS_ADSERVICES_TOPICS Low risk
  • android.permission.FOREGROUND_SERVICE Low risk
  • android.permission.INTERNET Low risk
  • android.permission.WAKE_LOCK Low risk
  • See more
Size:
75.31MB
Email:
ja*****@gmail.com
URLs:
Website ,Privacy policy
Full description:
See detailed description
Source:
Google Play Store
Data ingested on:
2026-06-09
Compare stats and ranking:

Contact the developer

Chrome-Stats does not own this Android app. Please use these information below to contact the Android app developer.
Developed by:
Jakob Ståhl
Google Play Store
https://play.google.com/store/apps/details?id=com.jakst.repmaxtools
Email:
ja*****@gmail.com
Website:
https://jakstsolutions.now.sh

User Reviews

Users appreciate the app for its simplicity, accuracy, and usefulness in workout planning. It is reliable and fast, making it a favored tool over several years. However, some common issues include the absence of a numeric keyboard for easier input, limited weight increment options (only 2.5 kg), and problems with entering custom weights after recent updates.
Pros
  • Simple and easy to use interface
  • Accurate and precise 1RM calculations
  • Helps in planning workout sessions based on rep ranges
  • Fast performance
  • Reliable over many years of use
Cons
  • Lack of numeric keyboard for weight input, relying on buttons and sliders
  • Weight increments are not adjustable beyond 2.5 kg, limiting flexibility
  • After an update, some users cannot insert custom weights
Recent reviews
I have been using this app for 5 or 6 years now. It's simple and easy to use. I really like it. Thank you!
by Va*****, 2024-12-02

Precise 👌🏻
by Mr*****, 2023-07-28
View all user reviews ›

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