# exam_calculate vs Make 10

The clearest difference is in-app purchases: Make 10 at none against exam_calculate's 1. Make 10 also leads on update cadence (fortnightly vs every 3 months). exam_calculate's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price and ads there is nothing between them.

Both are free to download. exam_calculate sells 1 one-off in-app purchase. Make 10 asks for nothing beyond the download.

exam_calculate ships an update every 3 months, Make 10 fortnightly. The most recent releases landed on November 11, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | exam_calculate | Make 10 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 7 MB | 33 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KENTARO UME](https://appshunter.io/developer/764546905) | [Katsuhiko Yao](https://appshunter.io/developer/1543188534) |

## What reviewers say

### exam_calculate

[App page](https://appshunter.io/ios/app/exam-calculate/id1265876274)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AD Free | $0.99 | one-time |


### Make 10

[App page](https://appshunter.io/ios/app/make-10-mental-math/id6477751967)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is exam_calculate free?

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

### Is Make 10 free?

Make 10 is free to download, with no in-app purchases.

### Do exam_calculate or Make 10 have ads?

Both exam_calculate and Make 10 show ads.

### Which is updated more often, exam_calculate or Make 10?

exam_calculate ships an update every 3 months, and Make 10 fortnightly. Most recently, exam_calculate was updated on November 11, 2026 and Make 10 on November 8, 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.*