# One Rep Max vs One Rep

The clearest difference is in-app purchases: One Rep at none against One Rep Max's 1. One Rep also leads on review sentiment (45% vs 33%). One Rep Max's advantage is ads (none vs shown) and device support (3 vs 1). On price and update cadence there is nothing between them.

Both are free to download. One Rep Max sells 1 one-off in-app purchase. One Rep asks for nothing beyond the download.

One Rep Max ships an update every 10 days, One Rep fortnightly. The most recent releases landed on August 15, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | One Rep Max | One Rep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/one-rep-max-1rm-calculator/id1367332610/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 33.3% of reviews | **45.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Fortnightly |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 13 MB | 24 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [App Ktchn Ltd](https://appshunter.io/developer/870718126) | [Dylan Ierugan](https://appshunter.io/developer/1574540514) |

## What reviewers say

### One Rep Max

[App page](https://appshunter.io/ios/app/one-rep-max-1rm-calculator/id1367332610)

Easily calculate your One Rep Max (1RM) for various strength exercises. Track your progress over time with saved calculations, view personalized percentages, and visualize your strength gains through charts. Supports multiple exercise types and custom units.

**Highlights:** Calculate One Rep Max, Save and track progress, View 1RM percentages, Log multiple exercise types, Create custom exercises, View strength gain charts, Imperial or Metric units

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1RM Pro Lifetime | $4.99 | one-time |


### One Rep

[App page](https://appshunter.io/ios/app/one-rep/id6479545021)

This minimal gym log app helps you track weightlifting and bodyweight exercises by logging sets and reps quickly. Create custom movements and group them into routines to easily monitor your progress over weeks or months.

**Highlights:** Custom movement creation, Group movements into routines, View workout history (weekly/monthly), Minimalistic UI for quick logging, Track sets and reps

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is One Rep Max free?

One Rep Max is free to download, with in-app purchases available.

### Is One Rep free?

One Rep is free to download, with no in-app purchases.

### Do One Rep Max or One Rep have ads?

One Rep shows ads; One Rep Max does not.

### Which is updated more often, One Rep Max or One Rep?

One Rep Max ships an update every 10 days, and One Rep fortnightly. Most recently, One Rep Max was updated on August 15, 2026 and One Rep on September 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*