# CompSquare(Math Drills) vs AI先生　第三種電気主任技術者

The clearest difference is iOS requirement: CompSquare(Math Drills) at 14.2 against AI先生　第三種電気主任技術者's 17.0. On price, update cadence, ads and in-app purchases 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, AI先生　第三種電気主任技術者 every 6 weeks. The most recent releases landed on September 12, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | CompSquare(Math Drills) | AI先生　第三種電気主任技術者 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Size | 5 MB | 8 MB |
| Requires iOS | **14.2** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [郷 田村](https://appshunter.io/developer/1574588679) | [reiko hori](https://appshunter.io/developer/1777370692) |

## What reviewers say

### CompSquare(Math Drills)

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

**Features:** macOS Compatibility

**In-app purchases:** none


### AI先生　第三種電気主任技術者

[App page](https://appshunter.io/ios/app/ai/id6738354877)

**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 AI先生　第三種電気主任技術者 free?

AI先生　第三種電気主任技術者 is free to download, with no in-app purchases.

### Do CompSquare(Math Drills) or AI先生　第三種電気主任技術者 have ads?

Both CompSquare(Math Drills) and AI先生　第三種電気主任技術者 show ads.

### Which is updated more often, CompSquare(Math Drills) or AI先生　第三種電気主任技術者?

CompSquare(Math Drills) ships an update every 5 weeks, and AI先生　第三種電気主任技術者 every 6 weeks. Most recently, CompSquare(Math Drills) was updated on September 12, 2026 and AI先生　第三種電気主任技術者 on September 14, 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.*