# River Race vs Mutant Attack

The clearest difference is in-app purchases: Mutant Attack at none against River Race's 4. Mutant Attack also leads on ratings volume (2.1K vs 2). River Race's advantage is ads (none vs shown) and rating (5.0 vs 4.5). On price, update cadence and device support there is nothing between them.

Both are free to download. River Race sells 4 one-off in-app purchases. Mutant Attack asks for nothing beyond the download.

River Race holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Mutant Attack has 2.1K ratings behind it against 2, so its average is the more settled of the two.

River Race ships an update every 3 weeks, Mutant Attack every 2 weeks. The most recent releases landed on October 15, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | River Race | Mutant Attack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/river-race/id1330489985/reviews)** | [4.5 (2.1K ratings)](https://appshunter.io/ios/app/mutant-attack-mad-scientists/id6736934144/reviews) |
| Number of ratings | 2 | **2.1K** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 142 MB | 311 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Meko Games PTY LTD](https://appshunter.io/developer/1249864129) | [RollingStudio](https://appshunter.io/developer/1462929474) |

## What reviewers say

### River Race

[App page](https://appshunter.io/ios/app/river-race/id1330489985)

Navigate a treacherous river, avoiding obstacles like saw blades and smashing through walls. Explore ancient ruins and compete to set new high scores against friends. This game offers fast-paced, challenging gameplay.

**Highlights:** Obstacle avoidance, Wall smashing, Ancient ruins exploration, Friend record beating, Challenging gameplay

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |
| 5,000 Coins | $2.99 | one-time |
| 20,000 Coins | $10.99 | one-time |
| 100,000 Coins | $49.99 | one-time |


### Mutant Attack

[App page](https://appshunter.io/ios/app/mutant-attack-mad-scientists/id6736934144)

Control four powerful arms to grab and toss mad scientists across action-packed levels. Test your reflexes and precision with simple tap mechanics in this fast-paced game. Race through thrilling stages to achieve ultimate victory.

**Highlights:** Four powerful arms for control, Tap to aim and grab, Toss mad scientists, Action-packed levels, Fast-paced tap action, Simple controls

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

**In-app purchases:** none


## Frequently asked questions

### Is River Race free?

River Race is free to download, with in-app purchases available.

### Is Mutant Attack free?

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

### Which has better reviews, River Race or Mutant Attack?

River Race is rated higher. River Race averages 5.0 out of 5 from 2 ratings, while Mutant Attack averages 4.5 from 2.1K ratings.

### Do River Race or Mutant Attack have ads?

Mutant Attack shows ads; River Race does not.

### Which is updated more often, River Race or Mutant Attack?

River Race ships an update every 3 weeks, and Mutant Attack every 2 weeks. Most recently, River Race was updated on October 15, 2026 and Mutant Attack on October 21, 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.*