# Mathbrain by XGameDev.com vs Crossnumber

The clearest difference is rating: Crossnumber at 3.7 against Mathbrain by XGameDev.com's 2.0. Crossnumber also leads on update cadence (every 3 weeks vs every 29 months) and ratings volume (9 vs 1). Mathbrain by XGameDev.com's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, review sentiment, in-app purchases and device support there is nothing between them.

Both are free to download. Mathbrain by XGameDev.com sells 5 one-off in-app purchases and Crossnumber sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Crossnumber holds the better App Store score, 3.7 against 2.0. That said, the two scores are not equally well evidenced: Crossnumber has 9 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Mathbrain by XGameDev.com ships an update every 29 months, Crossnumber every 3 weeks. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Mathbrain by XGameDev.com | Crossnumber |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/mathbrain-by-xgamedevcom/id1066287672/reviews) | **[3.7 (9 ratings)](https://appshunter.io/ios/app/crossnumber-math-puzzle-game/id1457853042/reviews)** |
| Number of ratings | 1 | **9** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 29 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 47 MB | 12 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [XGameDev Pty Ltd](https://appshunter.io/developer/669021543) | [Ruel Lafuente](https://appshunter.io/developer/1436319651) |

## 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 |


### Crossnumber

[App page](https://appshunter.io/ios/app/crossnumber-math-puzzle-game/id1457853042)

Engage your mind with a number-based logic puzzle that combines arithmetic and word search mechanics. Solve puzzles by finding or forming numbers using scrambled tiles and mathematical symbols. This addictive game offers intuitive gameplay suitable for all ages, testing both your math and logic skills.

**Highlights:** Math and logic puzzles, Number formation and searching, Intuitive gameplay, Custom puzzle creation (iPhone), Suitable for all ages

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy 200 Diamonds | $0.99 | one-time |
| Buy 1200 Diamonds | $4.99 | one-time |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is Mathbrain by XGameDev.com free?

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

### Is Crossnumber free?

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

### Which has better reviews, Mathbrain by XGameDev.com or Crossnumber?

Crossnumber is rated higher. Mathbrain by XGameDev.com averages 2.0 out of 5 from 1 ratings, while Crossnumber averages 3.7 from 9 ratings.

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

Crossnumber shows ads; Mathbrain by XGameDev.com does not.

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

Mathbrain by XGameDev.com ships an update every 29 months, and Crossnumber every 3 weeks. Most recently, Mathbrain by XGameDev.com was updated on October 9, 2026 and Crossnumber on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*