# Math 24 vs Double Word Square

The clearest difference is in-app purchases: Double Word Square at none against Math 24's 4. Math 24's advantage is device support (3 vs 1) and iOS requirement (10.0 vs 18.6). On price, update cadence and ads there is nothing between them.

Both are free to download. Math 24 sells 4 one-off in-app purchases. Double Word Square asks for nothing beyond the download.

Math 24 ships an update every 6 weeks, Double Word Square monthly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Math 24 | Double Word Square |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (2.2K ratings)](https://appshunter.io/ios/app/math-24-mental-math-cards/id1274499822/reviews)** | — |
| Number of ratings | **2.2K** | — |
| Positive reviews | 75.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 33 MB | 15 MB |
| Requires iOS | **10.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Peikun Duan](https://appshunter.io/developer/1240254007) | [Gilbert Gonsalves](https://appshunter.io/developer/492123194) |

## What reviewers say

### Math 24

[App page](https://appshunter.io/ios/app/math-24-mental-math-cards/id1274499822)

This app offers a classic arithmetic puzzle where players combine four numbers using basic operations to reach 24. It features progressive difficulty levels, a timed challenge mode, and integration with Game Center for leaderboards and achievements.

**Highlights:** Combine four numbers to make 24, Addition, subtraction, multiplication, division, Stage mode with 300 levels, Speed mode for timed challenges, Game Center leaderboards and achievements, Help button for difficult questions

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 12 Tips | $1.39 | one-time |
| Remove Ads | $2.39 | one-time |
| 20 Tips | $2.39 | one-time |
| 20 Tips + Remove Ads | $3.99 | one-time |

**What reviewers like**

- 🚀 Fun and challenging
- 👍 Helps improve math skills
- 👍 Great brain training
- 👍 Convenient and accessible

**What reviewers complain about**

- 🙄 Too many ads
- 🐛 Bugs and issues with ads
- 🙄 Levels too difficult

**Reported bugs**

- Incorrect solutions provided
- Ads not working properly
- Syncing issues across devices

**Requested features**

- Add negative numbers and more features
- Option to favorite/save questions
- Difficulty levels (easy, medium, hard)


### Double Word Square

[App page](https://appshunter.io/ios/app/double-word-square/id6764390398)

**In-app purchases:** none


## Frequently asked questions

### Is Math 24 free?

Math 24 is free to download, with in-app purchases available.

### Is Double Word Square free?

Double Word Square is free to download, with no in-app purchases.

### Do Math 24 or Double Word Square have ads?

Both Math 24 and Double Word Square show ads.

### Which is updated more often, Math 24 or Double Word Square?

Math 24 ships an update every 6 weeks, and Double Word Square monthly. Most recently, Math 24 was updated on November 3, 2026 and Double Word Square on October 31, 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.*