# ABB vs xMath

The clearest difference is in-app purchases: ABB at none against xMath's 3. ABB also leads on iOS requirement (13.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. xMath sells 3 in-app purchases, starting at $9.99 per 7 days. ABB asks for nothing beyond the download.

## The numbers

| Metric | ABB | xMath |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 4 days |
| Size | 112 MB | 8 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Education Service Center, Region 20](https://appshunter.io/developer/734638800) | [Appzone Dijital Hizmetler Anonim Sirketi](https://appshunter.io/developer/1844869089) |

## What reviewers say

### ABB

[App page](https://appshunter.io/ios/app/abb-add-and-subtract/id6738288448)

**In-app purchases:** none


### xMath

[App page](https://appshunter.io/ios/app/xmath-ai-math-problem-solver/id6775264691)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Math Weekly Trial | $9.99 | per 7 days |
| AI Math Monthly | $17.99 | per month |
| AI Math Yearly | $44.99 | per year |


## Frequently asked questions

### Is ABB free?

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

### Is xMath free?

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

### Do ABB or xMath have ads?

Neither ABB nor xMath shows ads.

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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.*