# AI日記帳 vs BE.

The clearest difference is in-app purchases: BE. at none against AI日記帳's 4. AI日記帳's advantage is update cadence (monthly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AI日記帳 sells 4 in-app purchases, starting at $0.49 per month. BE. asks for nothing beyond the download.

AI日記帳 ships an update monthly, BE. every 2 months. The most recent releases landed on October 10, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | AI日記帳 | BE. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Size | 11 MB | 3 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kazuaki Takahashi](https://appshunter.io/developer/1691521543) | [Toshihide Miyake](https://appshunter.io/developer/1552651386) |

## What reviewers say

### AI日記帳

[App page](https://appshunter.io/ios/app/ai-ai20/id6475445580)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Diary PRO Edition | $0.49 | per month |
| 生成ポイント（10ポイント） | $0.99 | one-time |
| 生成ポイント（30ポイント） | $2.99 | one-time |
| 生成ポイント（70ポイント） | $4.99 | one-time |


### BE.

[App page](https://appshunter.io/ios/app/be/id6741780108)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AI日記帳 free?

AI日記帳 is free to download, with in-app purchases available.

### Is BE. free?

BE. is free to download, with no in-app purchases.

### Do AI日記帳 or BE. have ads?

Both AI日記帳 and BE. show ads.

### Which is updated more often, AI日記帳 or BE.?

AI日記帳 ships an update monthly, and BE. every 2 months. Most recently, AI日記帳 was updated on October 10, 2026 and BE. on October 5, 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.*