# Four Line Diary / ４行日記 vs Recall

The clearest difference is update cadence: Four Line Diary / ４行日記 at every 4 days against Recall's every 5 weeks. Four Line Diary / ４行日記 also leads on iOS requirement (11.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Four Line Diary / ４行日記 ships an update every 4 days, Recall every 5 weeks. The most recent releases landed on November 8, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Four Line Diary / ４行日記 | Recall |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 5 weeks |
| Size | 31 MB | 38 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [arai.me](https://appshunter.io/developer/1652629805) | [Sho Asano](https://appshunter.io/developer/1889427509) |

## What reviewers say

### Four Line Diary / ４行日記

[App page](https://appshunter.io/ios/app/four-line-diary/id6474243387)

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

**In-app purchases:** none


### Recall

[App page](https://appshunter.io/ios/app/recall/id6761405800)

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

**In-app purchases:** none


## Frequently asked questions

### Is Four Line Diary / ４行日記 free?

Four Line Diary / ４行日記 is free to download, with no in-app purchases.

### Is Recall free?

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

### Do Four Line Diary / ４行日記 or Recall have ads?

Neither Four Line Diary / ４行日記 nor Recall shows ads.

### Which is updated more often, Four Line Diary / ４行日記 or Recall?

Four Line Diary / ４行日記 ships an update every 4 days, and Recall every 5 weeks. Most recently, Four Line Diary / ４行日記 was updated on November 8, 2026 and Recall on November 9, 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.*