# Iron Prototype vs Alien Run 3D

The clearest difference is rating: Alien Run 3D at 4.8 against Iron Prototype's 4.3. Alien Run 3D also leads on in-app purchases (none vs 1). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Iron Prototype sells 1 one-off in-app purchase. Alien Run 3D asks for nothing beyond the download.

Alien Run 3D holds the better App Store score, 4.8 against 4.3. Both are backed by a comparable volume of ratings — 10 and 6 respectively. Written reviews complicate that: 71% of Iron Prototype's written reviews are positive against 67% of Alien Run 3D's, so the app with the better star average is not the one people write more warmly about.

Iron Prototype ships an update monthly, Alien Run 3D every 5 weeks. The most recent releases landed on August 25, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Iron Prototype | Alien Run 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (10 ratings)](https://appshunter.io/ios/app/iron-prototype/id1564103773/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/alien-run-3d/id1672919655/reviews)** |
| Number of ratings | **10** | 6 |
| Positive reviews | **71.4% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 390 MB | 197 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Bad Wolf Games](https://appshunter.io/developer/1151923536) | [诺 陈](https://appshunter.io/developer/1706939276) |

## 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 |


### Alien Run 3D

[App page](https://appshunter.io/ios/app/alien-run-3d/id1672919655)

Collect gems to power up your character and defeat the boss. Upgrade your abilities to become stronger and achieve victory. Enjoy a challenging adventure with strategic gem collection.

**Highlights:** Gem collection, Character upgrades, Boss battles, Power-up system, 3D runner gameplay

**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 Alien Run 3D free?

Alien Run 3D is free to download, with no in-app purchases.

### Which has better reviews, Iron Prototype or Alien Run 3D?

Alien Run 3D is rated higher. Iron Prototype averages 4.3 out of 5 from 10 ratings, while Alien Run 3D averages 4.8 from 6 ratings.

### Do Iron Prototype or Alien Run 3D have ads?

Both Iron Prototype and Alien Run 3D show ads.

### Which is updated more often, Iron Prototype or Alien Run 3D?

Iron Prototype ships an update monthly, and Alien Run 3D every 5 weeks. Most recently, Iron Prototype was updated on August 25, 2026 and Alien Run 3D on September 16, 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.*