# Muscle Stack vs EmerHero

The clearest difference is update cadence: EmerHero at every 5 days 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.

Muscle Stack ships an update every 29 months, EmerHero every 5 days. The most recent releases landed on October 8, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Muscle Stack | EmerHero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 29 months | **Every 5 days** |
| Size | 84 MB | 93 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [omer cetin](https://appshunter.io/developer/1584332419) | [Unipoly Yazılım ve Teknoloji AŞ](https://appshunter.io/developer/1587873984) |

## What reviewers say

### Muscle Stack

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

**Features:** macOS Compatibility

**In-app purchases:** none


### EmerHero

[App page](https://appshunter.io/ios/app/emerhero/id1616681440)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Muscle Stack free?

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

### Is EmerHero free?

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

### Do Muscle Stack or EmerHero have ads?

Both Muscle Stack and EmerHero show ads.

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

Muscle Stack ships an update every 29 months, and EmerHero every 5 days. Most recently, Muscle Stack was updated on October 8, 2026 and EmerHero on September 25, 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.*