# The Unstoppables 2 vs Math Duel

The clearest difference is in-app purchases: The Unstoppables 2 at none against Math Duel's 1. The Unstoppables 2 also leads on iOS requirement (15.0 vs 17.0). Math Duel's advantage is update cadence (every 4 days vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Math Duel sells 1 one-off in-app purchase. The Unstoppables 2 asks for nothing beyond the download.

The Unstoppables 2 ships an update every 4 months, Math Duel every 4 days. The most recent releases landed on October 24, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | The Unstoppables 2 | Math Duel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (3 ratings)](https://appshunter.io/ios/app/the-unstoppables-2/id6463130949/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 155 MB | 7 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Schweizerische Stiftung fuer das cerebral gelaehmte Kind](https://appshunter.io/developer/968991244) | [Leonardo Amora](https://appshunter.io/developer/690988469) |

## What reviewers say

### The Unstoppables 2

[App page](https://appshunter.io/ios/app/the-unstoppables-2/id6463130949)

Join a group of friends on a mountain adventure to find a missing dog. Explore the wilderness, overcome challenges, and work together to bring Tofu home safely. This game is part of an educational series focusing on diversity.

**Highlights:** Mountain exploration, Dog rescue mission, Teamwork challenges, Educational content, Story-driven gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### Math Duel

[App page](https://appshunter.io/ios/app/math-duel-multiplayer/id6754818314)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Math Duel Full Game | $3.99 | one-time |


## Frequently asked questions

### Is The Unstoppables 2 free?

The Unstoppables 2 is free to download, with no in-app purchases.

### Is Math Duel free?

Math Duel is free to download, with in-app purchases available.

### Do The Unstoppables 2 or Math Duel have ads?

Neither The Unstoppables 2 nor Math Duel shows ads.

### Which is updated more often, The Unstoppables 2 or Math Duel?

The Unstoppables 2 ships an update every 4 months, and Math Duel every 4 days. Most recently, The Unstoppables 2 was updated on October 24, 2026 and Math Duel on October 4, 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.*