# Protein Rush vs PixelHeart

The clearest difference is iOS requirement: PixelHeart at 13.0 against Protein Rush's 16.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Protein Rush ships an update monthly, PixelHeart every 2 months. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Protein Rush | PixelHeart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Size | 23 MB | 281 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [takeshi ogawa](https://appshunter.io/developer/1676749157) | [Yasutaka Moriguchi](https://appshunter.io/developer/1605511174) |

## What reviewers say

### Protein Rush

[App page](https://appshunter.io/ios/app/protein-rush/id6746702965)

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

**In-app purchases:** none


### PixelHeart

[App page](https://appshunter.io/ios/app/pixelheart/id6757669049)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Protein Rush free?

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

### Is PixelHeart free?

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

### Do Protein Rush or PixelHeart have ads?

Both Protein Rush and PixelHeart show ads.

### Which is updated more often, Protein Rush or PixelHeart?

Protein Rush ships an update monthly, and PixelHeart every 2 months. Most recently, Protein Rush was updated on October 25, 2026 and PixelHeart on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*