# Mathbrain by XGameDev.com vs Rainbowmania

The clearest difference is in-app purchases: Rainbowmania at none against Mathbrain by XGameDev.com's 5. Rainbowmania also leads on update cadence (monthly vs every 29 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mathbrain by XGameDev.com sells 5 one-off in-app purchases. Rainbowmania asks for nothing beyond the download.

Mathbrain by XGameDev.com ships an update every 29 months, Rainbowmania monthly. Both last shipped on October 9, 2026.

## The numbers

| Metric | Mathbrain by XGameDev.com | Rainbowmania |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/mathbrain-by-xgamedevcom/id1066287672/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 29 months | **Monthly** |
| Monetization | Free | — |
| Size | 47 MB | 17 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [XGameDev Pty Ltd](https://appshunter.io/developer/669021543) | [Mikhail Razin](https://appshunter.io/developer/1460485493) |

## What reviewers say

### Mathbrain by XGameDev.com

[App page](https://appshunter.io/ios/app/mathbrain-by-xgamedevcom/id1066287672)

Engage your mind with arithmetic challenges in this puzzle game. Solve over 200 math problems using operators and practice order of operations. Offers campaign and drill modes for skill improvement.

**Highlights:** Solve arithmetic problems, Practice order of operations (BODMAS), Campaign Mode with predefined levels, Drill Mode for customizable difficulty, One-hand, one-touch controls, Gain real-world math skills

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy 10 Hints | $0.99 | one-time |
| Buy 50 Hints | $2.99 | one-time |
| Buy 100 hints | $4.99 | one-time |
| Buy 250 hints | $9.99 | one-time |
| Buy 500 hints | $14.99 | one-time |


### Rainbowmania

[App page](https://appshunter.io/ios/app/rainbowmania/id1620619554)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mathbrain by XGameDev.com free?

Mathbrain by XGameDev.com is free to download, with in-app purchases available.

### Is Rainbowmania free?

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

### Do Mathbrain by XGameDev.com or Rainbowmania have ads?

Neither Mathbrain by XGameDev.com nor Rainbowmania shows ads.

### Which is updated more often, Mathbrain by XGameDev.com or Rainbowmania?

Mathbrain by XGameDev.com ships an update every 29 months, and Rainbowmania monthly. Most recently, Mathbrain by XGameDev.com was updated on October 9, 2026 and Rainbowmania on October 9, 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.*