# 1RM Max Calculator vs Simple Workout Tracker

The clearest difference is rating: Simple Workout Tracker at 5.0 against 1RM Max Calculator's 4.2. Simple Workout Tracker also leads on update cadence (fortnightly vs every 6 weeks) and review sentiment (86% vs 70%). 1RM Max Calculator's advantage is ads (none vs shown) and ratings volume (22 vs 2). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. 1RM Max Calculator sells 3 one-off in-app purchases and Simple Workout Tracker sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Simple Workout Tracker holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: 1RM Max Calculator has 22 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 70% of 1RM Max Calculator's written reviews are positive against 86% of Simple Workout Tracker's.

1RM Max Calculator ships an update every 6 weeks, Simple Workout Tracker fortnightly. The most recent releases landed on October 21, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | 1RM Max Calculator | Simple Workout Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (22 ratings)](https://appshunter.io/ios/app/1rm-max-calculator/id1110502852/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/simple-workout-tracker-muscly/id6446846782/reviews)** |
| Number of ratings | **22** | 2 |
| Positive reviews | 70.4% of reviews | **85.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 10 MB | 66 MB |
| Requires iOS | **16.6** | 18.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kazumasa Shimomura](https://appshunter.io/developer/1110502851) | [DAIKI YUASA](https://appshunter.io/developer/1632691655) |

## What reviewers say

### 1RM Max Calculator

[App page](https://appshunter.io/ios/app/1rm-max-calculator/id1110502852)

Instantly calculate your one-rep max (1RM) for bench press, squat, and deadlift using 7 scientific formulas. Track your progress with intuitive charts and calendar records. Ideal for athletes and lifters aiming for more scientific and effective training.

**Highlights:** 7 scientific 1RM calculation formulas, Supports bench press, squat, and deadlift, Progress tracking and data visualization, Calendar for daily record management, One-tap data saving, Offline functionality

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calculator for deadlift | $2.99 | one-time |
| Calculator for squat | $2.99 | one-time |
| Ad Blocker | $2.99 | one-time |


### Simple Workout Tracker

[App page](https://appshunter.io/ios/app/simple-workout-tracker-muscly/id6446846782)

This strength training log helps gym enthusiasts and bodybuilders track workouts with ease. It offers automatic 1RM calculations, advanced set tracking for supersets and tri-sets, and detailed progress graphs to measure gains and crush fitness goals.

**Highlights:** Automatic 1RM calculation, Advanced set tracking (supersets, tri-sets), Comprehensive progress tracking, Color-coded workout calendar, In-depth analytics and graphs, Dark mode and rest timer

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MUSCLY PREMIUM | $2.99 | per month |
| Premium Plan | $24.99 | per year |


## Frequently asked questions

### Is 1RM Max Calculator free?

1RM Max Calculator is free to download, with in-app purchases available.

### Is Simple Workout Tracker free?

Simple Workout Tracker is free to download, with in-app purchases available.

### Which has better reviews, 1RM Max Calculator or Simple Workout Tracker?

Simple Workout Tracker is rated higher. 1RM Max Calculator averages 4.2 out of 5 from 22 ratings, while Simple Workout Tracker averages 5.0 from 2 ratings.

### Do 1RM Max Calculator or Simple Workout Tracker have ads?

Simple Workout Tracker shows ads; 1RM Max Calculator does not.

### Which is updated more often, 1RM Max Calculator or Simple Workout Tracker?

1RM Max Calculator ships an update every 6 weeks, and Simple Workout Tracker fortnightly. Most recently, 1RM Max Calculator was updated on October 21, 2026 and Simple Workout Tracker on October 23, 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.*