# AI文書スタイル変換 vs ビジネスメール定型文GPT

The clearest difference is iOS requirement: ビジネスメール定型文GPT at 16.0 against AI文書スタイル変換's 18. On price and in-app purchases there is nothing between them.

Both are free to download. AI文書スタイル変換 sells 2 one-off in-app purchases and ビジネスメール定型文GPT sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | AI文書スタイル変換 | ビジネスメール定型文GPT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | — |
| Update frequency | Every 4 months | — |
| Size | 10 MB | 27 MB |
| Requires iOS | 18 | **16.0** |
| Devices | **iPhone** | — |
| Age rating | 9+ | 4+ |
| Developer | [Osawa Shunsuke](https://appshunter.io/developer/477431394) | [YUKI WATANABE](https://appshunter.io/developer/1724288537) |

## What reviewers say

### AI文書スタイル変換

[App page](https://appshunter.io/ios/app/ai/id6446862035)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 開発を支援する | $1.99 | one-time |
| Pro版 | $4.99 | one-time |


### ビジネスメール定型文GPT

[App page](https://appshunter.io/ios/app/gpt/id6479664171)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| トークン追加 | $0.49 | one-time |
| 広告非表示 | $2.99 | one-time |


## Frequently asked questions

### Is AI文書スタイル変換 free?

AI文書スタイル変換 is free to download, with in-app purchases available.

### Is ビジネスメール定型文GPT free?

ビジネスメール定型文GPT 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.*