# MaTHE vs DSE MistakeBook

The clearest difference is update cadence: MaTHE at every 4 days against DSE MistakeBook's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MaTHE ships an update every 4 days, DSE MistakeBook every 2 weeks. Both last shipped on October 16, 2026.

## The numbers

| Metric | MaTHE | DSE MistakeBook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Size | 44 MB | 2 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [chak wing chan](https://appshunter.io/developer/6792325619) | [Yin Man Cheung](https://appshunter.io/developer/6799562449) |

## What reviewers say

### MaTHE

[App page](https://appshunter.io/ios/app/mathe/id6792325616)

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

**In-app purchases:** none


### DSE MistakeBook

[App page](https://appshunter.io/ios/app/dse-mistakebook/id6799562447)

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

**In-app purchases:** none


## Frequently asked questions

### Is MaTHE free?

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

### Is DSE MistakeBook free?

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

### Do MaTHE or DSE MistakeBook have ads?

Neither MaTHE nor DSE MistakeBook shows ads.

### Which is updated more often, MaTHE or DSE MistakeBook?

MaTHE ships an update every 4 days, and DSE MistakeBook every 2 weeks. Most recently, MaTHE was updated on October 16, 2026 and DSE MistakeBook on October 16, 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.*