# AI英文法道場 vs Debt Clock

The clearest difference is device support: Debt Clock at 2 against AI英文法道場's —. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. AI英文法道場 sells 1 in-app purchase, starting at $1.99 per month and Debt Clock sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | AI英文法道場 | Debt Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ai/id6499072709/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 2 days |
| Monetization | Free | — |
| Size | 64 MB | 25 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yusuke Uemura](https://appshunter.io/developer/1597395122) | [Kanta Osumi](https://appshunter.io/developer/1872595837) |

## What reviewers say

### AI英文法道場

[App page](https://appshunter.io/ios/app/ai/id6499072709)

Learn English grammar through engaging, game-like challenges. An AI generates endless new problems, ensuring continuous learning. Compete with other users to stay motivated for exams like TOEIC, Eiken, and university entrance tests.

**Highlights:** AI-generated endless grammar problems, Game-like learning experience, Detailed explanations and translations, Competitive multiplayer mode, Preparation for TOEIC, Eiken, and university exams

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $1.99 | per month |


### Debt Clock

[App page](https://appshunter.io/ios/app/debt-clock/id6758671250)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン（月額） | $1.99 | per month |
| プレミアムプラン（年額） | $14.99 | per year |


## Frequently asked questions

### Is AI英文法道場 free?

AI英文法道場 is free to download, with in-app purchases available.

### Is Debt Clock free?

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

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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.*