# OneDay日記 vs Re

The clearest difference is ads: OneDay日記 at none against Re's shown. OneDay日記 also leads on iOS requirement (15.6 vs 17.0). Re's advantage is update cadence (every 5 weeks vs every 7 months). On price, 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.

OneDay日記 ships an update every 7 months, Re every 5 weeks. The most recent releases landed on October 27, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | OneDay日記 | Re |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 42 MB | 19 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Hiroki Sato](https://appshunter.io/developer/1514602166) | [CHIHIRO AKAMA](https://appshunter.io/developer/1854289855) |

## What reviewers say

### OneDay日記

[App page](https://appshunter.io/ios/app/oneday/id1524208763)

This app allows users to create and share personal diaries with others. You can choose to keep your entries private or make them visible to a community, with view counts displayed. It offers customization for your profile and is completely free to use without ads.

**Highlights:** Shared diary functionality, View counts for entries, Private journaling option, Profile customization (name, icon), Backup feature available, Completely free to use

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

**In-app purchases:** none


### Re

[App page](https://appshunter.io/ios/app/rediary/id6763077326)

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

**In-app purchases:** none


## Frequently asked questions

### Is OneDay日記 free?

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

### Is Re free?

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

### Do OneDay日記 or Re have ads?

Re shows ads; OneDay日記 does not.

### Which is updated more often, OneDay日記 or Re?

OneDay日記 ships an update every 7 months, and Re every 5 weeks. Most recently, OneDay日記 was updated on October 27, 2026 and Re on October 17, 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.*