# Iron Prototype vs Donut

The clearest difference is in-app purchases: Donut at none against Iron Prototype's 1. Donut also leads on ads (none vs shown). Iron Prototype's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Iron Prototype sells 1 one-off in-app purchase. Donut asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Iron Prototype | Donut |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (10 ratings)](https://appshunter.io/ios/app/iron-prototype/id1564103773/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 390 MB | 101 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Bad Wolf Games](https://appshunter.io/developer/1151923536) | [Modellfabrik Bodensee GmbH](https://appshunter.io/developer/1734818110) |

## What reviewers say

### Iron Prototype

[App page](https://appshunter.io/ios/app/iron-prototype/id1564103773)

Become a superhero in this action-packed side-scrolling runner. Swing through diverse worlds using a rope hook, dodge deadly hazards, and collect power cells to unlock new characters. Are you ready for the ultimate spider hero adventure?

**Highlights:** Side-scrolling runner gameplay, Rope hook swinging mechanic, Diverse world exploration, Hazard dodging, Unlockable superhero characters, Power cell collection

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads and bonus | $5.99 | one-time |


### Donut

[App page](https://appshunter.io/ios/app/donut-bakery/id6502456587)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Iron Prototype free?

Iron Prototype is free to download, with in-app purchases available.

### Is Donut free?

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

### Do Iron Prototype or Donut have ads?

Iron Prototype shows ads; Donut does not.

### Which is updated more often, Iron Prototype or Donut?

Iron Prototype ships an update monthly, and Donut monthly. Most recently, Iron Prototype was updated on October 10, 2026 and Donut on October 8, 2026.

---

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