# ShareDiary（シェアダイアリー） vs Quit Smoking Mate

The clearest difference is in-app purchases: ShareDiary（シェアダイアリー） at none against Quit Smoking Mate's 1. Quit Smoking Mate's advantage is update cadence (every 8 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Quit Smoking Mate sells 1 in-app purchase, starting at $9.99 per month. ShareDiary（シェアダイアリー） asks for nothing beyond the download.

ShareDiary（シェアダイアリー） ships an update every 2 months, Quit Smoking Mate every 8 days. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | ShareDiary（シェアダイアリー） | Quit Smoking Mate |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Size | 32 MB | 84 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shuntaro Shimada](https://appshunter.io/developer/1616517321) | [Yuki Shimazu](https://appshunter.io/developer/1690104673) |

## What reviewers say

### ShareDiary（シェアダイアリー）

[App page](https://appshunter.io/ios/app/sharediary/id1616517319)

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

**In-app purchases:** none


### Quit Smoking Mate

[App page](https://appshunter.io/ios/app/quit-smoking-mate/id6759312070)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $9.99 | per month |


## Frequently asked questions

### Is ShareDiary（シェアダイアリー） free?

ShareDiary（シェアダイアリー） is free to download, with no in-app purchases.

### Is Quit Smoking Mate free?

Quit Smoking Mate is free to download, with in-app purchases available.

### Do ShareDiary（シェアダイアリー） or Quit Smoking Mate have ads?

Neither ShareDiary（シェアダイアリー） nor Quit Smoking Mate shows ads.

### Which is updated more often, ShareDiary（シェアダイアリー） or Quit Smoking Mate?

ShareDiary（シェアダイアリー） ships an update every 2 months, and Quit Smoking Mate every 8 days. Most recently, ShareDiary（シェアダイアリー） was updated on November 3, 2026 and Quit Smoking Mate on November 7, 2026.

---

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