# 禁欲カウンター｜Zen Reboot vs Sober Note

The clearest difference is iOS requirement: Sober Note at 17.0 against 禁欲カウンター｜Zen Reboot's 26.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 禁欲カウンター｜Zen Reboot sells 2 in-app purchases, starting at $2.99 per month and Sober Note sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

禁欲カウンター｜Zen Reboot ships an update every 6 days, Sober Note every 9 days. The most recent releases landed on September 27, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | 禁欲カウンター｜Zen Reboot | Sober Note |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 6 days** | Every 9 days |
| Size | 50 MB | 6 MB |
| Requires iOS | 26.5 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Masaru Yamagata](https://appshunter.io/developer/6772058361) | [shota hosono](https://appshunter.io/developer/1889903594) |

## What reviewers say

### 禁欲カウンター｜Zen Reboot

[App page](https://appshunter.io/ios/app/zen-reboot/id6772058359)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $2.99 | per month |
| 年額プレミアムプラン | $29.99 | per year |


### Sober Note

[App page](https://appshunter.io/ios/app/sober-note-quit-drinking/id6788266381)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム（月額） | $2.99 | per month |
| プレミアム（年額） | $24.99 | per year |


## Frequently asked questions

### Is 禁欲カウンター｜Zen Reboot free?

禁欲カウンター｜Zen Reboot is free to download, with in-app purchases available.

### Is Sober Note free?

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

### Do 禁欲カウンター｜Zen Reboot or Sober Note have ads?

Both 禁欲カウンター｜Zen Reboot and Sober Note show ads.

### Which is updated more often, 禁欲カウンター｜Zen Reboot or Sober Note?

禁欲カウンター｜Zen Reboot ships an update every 6 days, and Sober Note every 9 days. Most recently, 禁欲カウンター｜Zen Reboot was updated on September 27, 2026 and Sober Note on September 30, 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.*