# Protein4Muscles vs Loop Walk

The clearest difference is iOS requirement: Loop Walk at 16.0 against Protein4Muscles's 26.2. 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.

## The numbers

| Metric | Protein4Muscles | Loop Walk |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 19 MB | 4 MB |
| Requires iOS | 26.2 | **16.0** |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Walter Cenon](https://appshunter.io/developer/1888898472) | [Tensortech Apps](https://appshunter.io/developer/1605599894) |

## What reviewers say

### Protein4Muscles

[App page](https://appshunter.io/ios/app/protein4muscles/id6761323337)

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

**In-app purchases:** none


### Loop Walk

[App page](https://appshunter.io/ios/app/loop-walk-distance-tracker/id6777738908)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Protein4Muscles free?

Protein4Muscles is free to download, with no in-app purchases.

### Is Loop Walk free?

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

### Do Protein4Muscles or Loop Walk have ads?

Neither Protein4Muscles nor Loop Walk shows ads.

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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.*