# Mathbrain by XGameDev.com vs Dev+

The clearest difference is in-app purchases: Dev+ at none against Mathbrain by XGameDev.com's 5. On price, update cadence, ads and device support there is nothing between them.

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

Mathbrain by XGameDev.com ships an update every 29 months, Dev+ every 25 months. The most recent releases landed on June 25, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Mathbrain by XGameDev.com | Dev+ |
| --- | --- | --- |
| 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 | **Every 25 months** |
| Monetization | Free | — |
| Size | 47 MB | 1 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [XGameDev Pty Ltd](https://appshunter.io/developer/669021543) | [Nguyen Linh](https://appshunter.io/developer/1583595412) |

## 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 |


### Dev+

[App page](https://appshunter.io/ios/app/dev-plus/id1583595410)

**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 Dev+ free?

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

### Do Mathbrain by XGameDev.com or Dev+ have ads?

Neither Mathbrain by XGameDev.com nor Dev+ shows ads.

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

Mathbrain by XGameDev.com ships an update every 29 months, and Dev+ every 25 months. Most recently, Mathbrain by XGameDev.com was updated on June 25, 2026 and Dev+ on September 20, 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.*