oneRM - 1 Rep Max Calculator 1.3.0

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Publisher Description

oneRM helps you to calculate your 1 Repetition Maximum from 2-20 max effort performed Repetitions. It uses most common formulas to estimate your 1RM.

'Go grab a Barbell and try it in your Gym or your local CrossFit Box'


- Simple modern User Interface

- 1 RM calculation

- Custom exercises

- Logbook

- Listview: 5-3-1 basic Wendler training

- Listview: 125% - 40% of your 1RM weight

- Listview: 1RM to 15RM

- Imperial and Metric weight unit

Formulas to choose from:

- Epley

- Brzycki

- Lander

- Lombardy

- Mayhew et al.

- O'Conner et al.

- Wathen

default exercises:

- Benchpress

- Deadlift

- Front Squat

- Back Squat

- Overhead Squat

- Strict Shoulder Press / Military Press

Safety precautions

The calculations performed in oneRM are based on validated formulas, still they can be only estimations of the real weight you might be able to handle and should be used as a guidance. Measuring your 1RM can put your body under great stress, so be sure to perform it under safe conditions.

Studies revealed that no more than 10 repetitions should be used in linear equations to estimate your 1RM.

We included the possibility to calculate your 1RM also for 10 to 20 repetitions, please be aware that any 1RM calculation that result from values over 10 repetitions can only be considered as rough estimation.

oneRM - 1 Rep Max Calculator is a free software application from the Health & Nutrition subcategory, part of the Home & Hobby category. The app is currently available in English and it was last updated on 2016-09-25. The program can be installed on Android.

oneRM - 1 Rep Max Calculator (version 1.3.0) is available for download from our website. Just click the green Download button above to start. Until now the program was downloaded 2 times. We already checked that the download link to be safe, however for your own protection we recommend that you scan the downloaded software with your antivirus.

Program Details


Publisher AJ Trainingapps
Released Date 2016-09-25
Languages English


Category Home & Hobby
Subcategory Health & Nutrition

System requirements

Operating systems android

Download information

File size
Total downloads 2


License model Free
Price N/A

Version History

Here you can find the changelog of oneRM - 1 Rep Max Calculator since it was posted on our website on 2016-09-20. The latest version is 1.3.0 and it was updated on on 2018-03-26. See below the changes in each version:

version 1.3.0

posted on 2016-09-25

- minor fixes,- save longer exercise names

version 1.2.0

posted on 2016-05-06

- Selecting multiple formulas will calculate the RM average

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Release Date: 2016-09-25
Publisher: AJ Trainingapps
Operating System: android
Type: Free