# tsundoki vs チャイム

The clearest difference is iOS requirement: tsundoki at 16.0 against チャイム's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

tsundoki ships an update every 5 weeks, チャイム monthly. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | tsundoki | チャイム |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | **Monthly** |
| Size | 19 MB | 26 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [masaya hashimoto](https://appshunter.io/developer/1511441332) | [kouji kawai](https://appshunter.io/developer/1704486915) |

## What reviewers say

### tsundoki

[App page](https://appshunter.io/ios/app/tsundoki/id1560839853)

**Features:** macOS Compatibility

**In-app purchases:** none


### チャイム

[App page](https://appshunter.io/ios/app/id6746429529)

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

**In-app purchases:** none


## Frequently asked questions

### Is tsundoki free?

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

### Is チャイム free?

チャイム is free to download, with no in-app purchases.

### Do tsundoki or チャイム have ads?

Both tsundoki and チャイム show ads.

### Which is updated more often, tsundoki or チャイム?

tsundoki ships an update every 5 weeks, and チャイム monthly. Most recently, tsundoki was updated on October 27, 2026 and チャイム on October 25, 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.*