# Protopixel vs AURUS TouchKey

The clearest difference is iOS requirement: AURUS TouchKey at 14.0 against Protopixel'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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 20, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Protopixel | AURUS TouchKey |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 48 MB | 6 MB |
| Requires iOS | 16.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ProtoPixel S.L.](https://appshunter.io/developer/1567878723) | [Navkom](https://appshunter.io/developer/1449012678) |

## What reviewers say

### Protopixel

[App page](https://appshunter.io/ios/app/protopixel/id6450700467)

**In-app purchases:** none


### AURUS TouchKey

[App page](https://appshunter.io/ios/app/aurus-touchkey/id6460690759)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Protopixel free?

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

### Is AURUS TouchKey free?

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

### Do Protopixel or AURUS TouchKey have ads?

Neither Protopixel nor AURUS TouchKey shows ads.

### Which is updated more often, Protopixel or AURUS TouchKey?

Protopixel ships an update every 2 months, and AURUS TouchKey every 2 months. Most recently, Protopixel was updated on September 20, 2026 and AURUS TouchKey on September 7, 2026.

---

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