# 1日1行日記 vs ひとこと日記

The clearest difference is in-app purchases: 1日1行日記 at none against ひとこと日記's 2. 1日1行日記 also leads on update cadence (weekly vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ひとこと日記 sells 2 in-app purchases, starting at $9.99 per year. 1日1行日記 asks for nothing beyond the download.

1日1行日記 ships an update weekly, ひとこと日記 every 2 weeks. The most recent releases landed on September 16, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | 1日1行日記 | ひとこと日記 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Size | 16 MB | 6 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rikuto Sato](https://appshunter.io/developer/1492548460) | [Shun Kawasaki](https://appshunter.io/developer/1871155904) |

## What reviewers say

### 1日1行日記

[App page](https://appshunter.io/ios/app/11/id6758018873)

**Features:** macOS Compatibility

**In-app purchases:** none


### ひとこと日記

[App page](https://appshunter.io/ios/app/1/id6759845258)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ひとこと日記 Premium | $9.99 | per year |
| Pro | $9.99 | one-time |


## Frequently asked questions

### Is 1日1行日記 free?

1日1行日記 is free to download, with no in-app purchases.

### Is ひとこと日記 free?

ひとこと日記 is free to download, with in-app purchases available.

### Do 1日1行日記 or ひとこと日記 have ads?

Neither 1日1行日記 nor ひとこと日記 shows ads.

### Which is updated more often, 1日1行日記 or ひとこと日記?

1日1行日記 ships an update weekly, and ひとこと日記 every 2 weeks. Most recently, 1日1行日記 was updated on September 16, 2026 and ひとこと日記 on September 13, 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.*