# The One Rep Max

> Calculates estimated one-rep maximum for weightlifting. (iPhone/iPad app by Jonah Witcig.)

- Source: https://appshunter.io/ios/app/the-one-rep-max/id697865606 (this page in markdown: same URL + `.md`)
- Developer: [Jonah Witcig](https://appshunter.io/developer/1081267495)
- Category: Health & Fitness, Lifestyle
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 9.0 · 29 MB
- Languages: American English
- Released: 2013-09-11
- Data updated: 2026-06-07
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/the-one-rep-max/id697865606/reviews.md

## What is The One Rep Max?

The One Rep Max calculator uses a little previous knowledge to give you an approximation of what amount of weight you could lift one time. Use this value to push yourself while remaining safe, and chart your progress along the way.

## Key features

- One Rep Max estimation
- Progress charting
- Safe training guidance
- Weightlifting focus

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/the-one-rep-max/id697865606/reviews.md

### 5/5 — Great!!

*2015-01-05*

I was looking for an app that had the percentages. Well done.

## Frequently asked questions about The One Rep Max

### What is The One Rep Max?

The One Rep Max is a free application designed to estimate your maximum weightlifting capacity for a single repetition. It helps you understand your strength potential and set safe training goals.

### How accurate is The One Rep Max?

The app provides an approximation based on your previous lifting knowledge. While it aims for accuracy, individual results can vary based on many factors.

### Can I track my progress with The One Rep Max?

Yes, the application allows you to chart your progress over time. This feature helps you visualize your strength gains and stay motivated.

### Is The One Rep Max suitable for beginners?

The app is suitable for anyone looking to understand their lifting potential. It emphasizes safe training practices, which is beneficial for all experience levels.

### What devices does The One Rep Max support?

The One Rep Max is available for iPhone, iPad, and iPod devices.

### How often is The One Rep Max updated?

The app was last updated on August 30, 2016, with version 1.4.1. It has a 5.0-star rating from one review.

### Does The One Rep Max have ads?

No, The One Rep Max is ad-free, providing an uninterrupted user experience.

### What is the age rating for The One Rep Max?

The One Rep Max has an age rating of 4+, making it accessible for a wide range of users.

## Version history (last 5 releases)

### 1.4.1 — 2016-08-30

This app has been updated by Apple to display the Apple Watch app icon.

Bug fixes!

### 1.4 — 2016-08-22

New percentages wheel!

### 1.3 — 2016-08-12

Internal upgrades, bigger changes to come!

### 1.2 — 2016-02-09

New quick-view history bar for your recent maxes!

Bug fixes.

### 1.1 — 2016-02-04

A brand new look accompanies the new History feature!

## Apps similar to The One Rep Max

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [1RM Max Calculator](https://appshunter.io/ios/app/1rm-max-calculator/id1110502852) | 4.2 (22) | Free | Health & Fitness |
| [Max Tracker Pro](https://appshunter.io/ios/app/max-tracker-pro/id1552639211) | 5.0 (1) | Free | Health & Fitness |
| [StrongBod - Free personal trainer and gym workout planner app for personalized fitness routines](https://appshunter.io/ios/app/strongbod-free-personal-trainer-and-gym-workout-planner-app-for-personalized-fitness-routines/id1035141906) | 4.4 (17) | Free | Health & Fitness |
| [StronGrips](https://appshunter.io/ios/app/strongrips/id1632948194) | — | Free | Health & Fitness |
| [1RM: Weightlifting Calculator](https://appshunter.io/ios/app/1rm-weightlifting-calculator/id1271165235) | 3.0 (4) | Free | Health & Fitness |
| [MaxLift - 1RM Calculator](https://appshunter.io/ios/app/maxlift-1rm-calculator/id6447921919) | — | Free | Health & Fitness |

## More apps by Jonah Witcig

- [Team Builder](https://appshunter.io/ios/app/team-builder/id807929907)
- [Popper - Tap on](https://appshunter.io/ios/app/popper-tap-on/id1173409964)
- [Mr. Putt - Mini Golf](https://appshunter.io/ios/app/mr-putt-mini-golf/id1192221435)
- [Traducelo](https://appshunter.io/ios/app/traducelo/id6752364047)
- [Encuentra](https://appshunter.io/ios/app/encuentra/id6756591447)

All apps by Jonah Witcig: https://appshunter.io/developer/1081267495

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-07.*