# Treadmill Stack vs Muscle Stack

The clearest difference is update cadence: Treadmill Stack at every 2 weeks against Muscle Stack's every 29 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Treadmill Stack ships an update every 2 weeks, Muscle Stack every 29 months. The most recent releases landed on October 4, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Treadmill Stack | Muscle Stack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Every 29 months |
| Size | 191 MB | 84 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Elif Arzu Dedekarginoglu](https://appshunter.io/developer/1485093691) | [omer cetin](https://appshunter.io/developer/1584332419) |

## What reviewers say

### Treadmill Stack

[App page](https://appshunter.io/ios/app/treadmill-stack/id1601836505)

**Features:** macOS Compatibility

**In-app purchases:** none


### Muscle Stack

[App page](https://appshunter.io/ios/app/muscle-stack/id1604565712)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Treadmill Stack free?

Treadmill Stack is free to download, with no in-app purchases.

### Is Muscle Stack free?

Muscle Stack is free to download, with no in-app purchases.

### Do Treadmill Stack or Muscle Stack have ads?

Both Treadmill Stack and Muscle Stack show ads.

### Which is updated more often, Treadmill Stack or Muscle Stack?

Treadmill Stack ships an update every 2 weeks, and Muscle Stack every 29 months. Most recently, Treadmill Stack was updated on October 4, 2026 and Muscle Stack on October 8, 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.*