# Math Note vs 모얌북

The clearest difference is ads: Math Note at none against 모얌북's shown. 모얌북's advantage is iOS requirement (16.4 vs 18.2). On price, update cadence, 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.

Math Note ships an update every 4 days, 모얌북 weekly. The most recent releases landed on September 11, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Math Note | 모얌북 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Weekly |
| Size | 5 MB | 69 MB |
| Requires iOS | 18.2 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Geekiest](https://appshunter.io/developer/1878354325) | [HO JIN KIM](https://appshunter.io/developer/1831904471) |

## What reviewers say

### Math Note

[App page](https://appshunter.io/ios/app/math-note/id6759380307)

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

**In-app purchases:** none


### 모얌북

[App page](https://appshunter.io/ios/app/id6790839512)

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

**In-app purchases:** none


## Frequently asked questions

### Is Math Note free?

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

### Is 모얌북 free?

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

### Do Math Note or 모얌북 have ads?

모얌북 shows ads; Math Note does not.

### Which is updated more often, Math Note or 모얌북?

Math Note ships an update every 4 days, and 모얌북 weekly. Most recently, Math Note was updated on September 11, 2026 and 모얌북 on September 10, 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.*