# 心森日記：會記得你的 AI 心情日記 vs 凱琳

心森日記：會記得你的 AI 心情日記 and 凱琳 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. 心森日記：會記得你的 AI 心情日記 sells 2 in-app purchases, starting at $4.99 per month and 凱琳 sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

心森日記：會記得你的 AI 心情日記 ships an update weekly, 凱琳 every 2 weeks. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 心森日記：會記得你的 AI 心情日記 | 凱琳 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Size | 84 MB | 65 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Fu Chung Lo](https://appshunter.io/developer/1820152835) | [Chin YU XUAN](https://appshunter.io/developer/6781631336) |

## What reviewers say

### 心森日記：會記得你的 AI 心情日記

[App page](https://appshunter.io/ios/app/ai/id6800011769)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 心森日記 Pro - 月訂閱 | $4.99 | per month |
| 心森日記 Pro - 年訂閱 | $49.99 | per year |


### 凱琳

[App page](https://appshunter.io/ios/app/id6804378115)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 凱琳會員 | $5.99 | per month |
| 凱琳會員（年繳） | $39.99 | per year |


## Frequently asked questions

### Is 心森日記：會記得你的 AI 心情日記 free?

心森日記：會記得你的 AI 心情日記 is free to download, with in-app purchases available.

### Is 凱琳 free?

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

### Do 心森日記：會記得你的 AI 心情日記 or 凱琳 have ads?

Neither 心森日記：會記得你的 AI 心情日記 nor 凱琳 shows ads.

### Which is updated more often, 心森日記：會記得你的 AI 心情日記 or 凱琳?

心森日記：會記得你的 AI 心情日記 ships an update weekly, and 凱琳 every 2 weeks. Most recently, 心森日記：會記得你的 AI 心情日記 was updated on November 8, 2026 and 凱琳 on October 31, 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.*