# 静音日和 vs Tether

The clearest difference is update cadence: Tether at every 4 days against 静音日和's every 5 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 静音日和 sells 1 one-off in-app purchase and Tether sells 6 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

静音日和 ships an update every 5 weeks, Tether every 4 days. The most recent releases landed on October 16, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 静音日和 | Tether |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Size | 25 MB | 34 MB |
| Requires iOS | **17.0** | 18 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [kazunari aoki](https://appshunter.io/developer/6774180811) | [Sanket Ray](https://appshunter.io/developer/1329199499) |

## What reviewers say

### 静音日和

[App page](https://appshunter.io/ios/app/id6774990902)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全解放版 | $5.99 | one-time |


### Tether

[App page](https://appshunter.io/ios/app/tether-adhd-planner-and-focus/id6777777931)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tether Plus | $2.99 | per month |
| Tether Premium | $7.99 | per month |
| Tether Plus | $29.99 | per year |
| Tether Premium | $44.99 | per year |
| Tether Plus | $49.99 | one-time |
| Tether Premium | $124.99 | one-time |


## Frequently asked questions

### Is 静音日和 free?

静音日和 is free to download, with in-app purchases available.

### Is Tether free?

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

### Do 静音日和 or Tether have ads?

Neither 静音日和 nor Tether shows ads.

### Which is updated more often, 静音日和 or Tether?

静音日和 ships an update every 5 weeks, and Tether every 4 days. Most recently, 静音日和 was updated on October 16, 2026 and Tether on October 18, 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.*