# 1日1行日記 vs XYZ

The clearest difference is in-app purchases: 1日1行日記 at none against XYZ's 2. 1日1行日記 also leads on ads (none vs shown). XYZ's advantage is iOS requirement (13.0 vs 18.0). On price, update cadence and device support there is nothing between them.

Both are free to download. XYZ sells 2 in-app purchases, starting at $1.99 per month. 1日1行日記 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. Both last shipped on October 31, 2026.

## The numbers

| Metric | 1日1行日記 | XYZ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | Weekly |
| Size | 16 MB | 47 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rikuto Sato](https://appshunter.io/developer/1492548460) | [SeeLog Labs](https://appshunter.io/developer/1553727927) |

## What reviewers say

### 1日1行日記

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

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

**In-app purchases:** none


### XYZ

[App page](https://appshunter.io/ios/app/xyz-timeline-diary/id6758522287)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| XYZプレミアムプラン | $1.99 | per month |
| XYZプレミアムプラン(年払い) | $19.99 | per year |


## 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 XYZ free?

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

### Do 1日1行日記 or XYZ have ads?

XYZ shows ads; 1日1行日記 does not.

### Which is updated more often, 1日1行日記 or XYZ?

1日1行日記 ships an update weekly, and XYZ weekly. Most recently, 1日1行日記 was updated on October 31, 2026 and XYZ 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.*