# Muscle Memory vs Workout Tracker

The clearest difference is in-app purchases: Workout Tracker at none against Muscle Memory's 1. Workout Tracker also leads on update cadence (every 2 days vs every 4 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Muscle Memory sells 1 in-app purchase, starting at $2.99 per month. Workout Tracker asks for nothing beyond the download.

Muscle Memory ships an update every 4 days, Workout Tracker every 2 days. Both last shipped on October 17, 2026.

## The numbers

| Metric | Muscle Memory | Workout Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 4 days | **Every 2 days** |
| Size | 123 MB | 41 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [hiroto hashimoto](https://appshunter.io/developer/1884572209) | [INIT, K.K.](https://appshunter.io/developer/1896551301) |

## What reviewers say

### Muscle Memory

[App page](https://appshunter.io/ios/app/muscle-memory-workout-log/id6760459152)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $2.99 | per month |


### Workout Tracker

[App page](https://appshunter.io/ios/app/workout-tracker-gymgrid-lite/id6768223238)

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

**In-app purchases:** none


## Frequently asked questions

### Is Muscle Memory free?

Muscle Memory is free to download, with in-app purchases available.

### Is Workout Tracker free?

Workout Tracker is free to download, with no in-app purchases.

### Do Muscle Memory or Workout Tracker have ads?

Both Muscle Memory and Workout Tracker show ads.

### Which is updated more often, Muscle Memory or Workout Tracker?

Muscle Memory ships an update every 4 days, and Workout Tracker every 2 days. Most recently, Muscle Memory was updated on October 17, 2026 and Workout Tracker on October 17, 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.*