# AI添削・校正 vs Method

The clearest difference is in-app purchases: AI添削・校正 at none against Method's 3. AI添削・校正 also leads on iOS requirement (15.6 vs 18.4). Method's advantage is device support. On price there is nothing between them.

Both are free to download. Method sells 3 in-app purchases, starting at $4.99 per month. AI添削・校正 asks for nothing beyond the download.

## The numbers

| Metric | AI添削・校正 | Method |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 5 days |
| Size | 14 MB | 62 MB |
| Requires iOS | **15.6** | 18.4 |
| Devices | — | **iPhone, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Hideshi Otsuru](https://appshunter.io/developer/446092368) | [Yuji Ishibashi](https://appshunter.io/developer/1832725336) |

## What reviewers say

### AI添削・校正

[App page](https://appshunter.io/ios/app/ai/id6749517394)

**In-app purchases:** none


### Method

[App page](https://appshunter.io/ios/app/method-ai-prompt-manager/id6755458096)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Method Monthly Plan | $4.99 | per month |
| Method 年間プラン | $19.99 | per month |
| Method Premium (Lifetime) | $39.99 | one-time |


## Frequently asked questions

### Is AI添削・校正 free?

AI添削・校正 is free to download, with no in-app purchases.

### Is Method free?

Method 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.*