# こいびと日記 vs そのうち

The clearest difference is in-app purchases: そのうち at none against こいびと日記's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. こいびと日記 sells 2 in-app purchases, starting at $1.99 per 7 days. そのうち asks for nothing beyond the download.

こいびと日記 ships an update fortnightly, そのうち weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | こいびと日記 | そのうち |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Size | 25 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Starcrown Inc](https://appshunter.io/developer/1082624152) | [Ryuya Morita](https://appshunter.io/developer/6791987513) |

## What reviewers say

### こいびと日記

[App page](https://appshunter.io/ios/app/365/id6764788921)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $1.99 | per 7 days |
| Yearly Pro | $29.99 | per year |


### そのうち

[App page](https://appshunter.io/ios/app/id6802173631)

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

**In-app purchases:** none


## Frequently asked questions

### Is こいびと日記 free?

こいびと日記 is free to download, with in-app purchases available.

### Is そのうち free?

そのうち is free to download, with no in-app purchases.

### Do こいびと日記 or そのうち have ads?

Neither こいびと日記 nor そのうち shows ads.

### Which is updated more often, こいびと日記 or そのうち?

こいびと日記 ships an update fortnightly, and そのうち weekly. Most recently, こいびと日記 was updated on October 24, 2026 and そのうち on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*