# CompSquare(Math Drills) vs 化学マスター

The clearest difference is ads: 化学マスター at none against CompSquare(Math Drills)'s shown. 化学マスター also leads on update cadence (every 5 days vs every 5 weeks). CompSquare(Math Drills)'s advantage is iOS requirement (14.2 vs 18.0). On price, 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.

CompSquare(Math Drills) ships an update every 5 weeks, 化学マスター every 5 days. Both last shipped on October 16, 2026.

## The numbers

| Metric | CompSquare(Math Drills) | 化学マスター |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Size | 5 MB | 17 MB |
| Requires iOS | **14.2** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [郷 田村](https://appshunter.io/developer/1574588679) | [ryo otsuka](https://appshunter.io/developer/6788628020) |

## What reviewers say

### CompSquare(Math Drills)

[App page](https://appshunter.io/ios/app/compsquaremath-drills/id1577041665)

**Features:** macOS Compatibility

**In-app purchases:** none


### 化学マスター

[App page](https://appshunter.io/ios/app/id6788745347)

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

**In-app purchases:** none


## Frequently asked questions

### Is CompSquare(Math Drills) free?

CompSquare(Math Drills) is free to download, with no in-app purchases.

### Is 化学マスター free?

化学マスター is free to download, with no in-app purchases.

### Do CompSquare(Math Drills) or 化学マスター have ads?

CompSquare(Math Drills) shows ads; 化学マスター does not.

### Which is updated more often, CompSquare(Math Drills) or 化学マスター?

CompSquare(Math Drills) ships an update every 5 weeks, and 化学マスター every 5 days. Most recently, CompSquare(Math Drills) was updated on October 16, 2026 and 化学マスター 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.*