# ずんだチャイム vs Chatty Timer

The clearest difference is in-app purchases: ずんだチャイム at none against Chatty Timer's 1. ずんだチャイム also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Chatty Timer sells 1 in-app purchase, starting at $0.99 per month. ずんだチャイム asks for nothing beyond the download.

ずんだチャイム ships an update every 9 days, Chatty Timer every 8 days. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ずんだチャイム | Chatty Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Every 8 days** |
| Size | 185 MB | 239 MB |
| Requires iOS | **16.0** | 16.2 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [masatomo ota](https://appshunter.io/developer/6787378793) | [tadahito hiraoka](https://appshunter.io/developer/1171737471) |

## What reviewers say

### ずんだチャイム

[App page](https://appshunter.io/ios/app/id6787574809)

**Features:** Vision Pro support

**In-app purchases:** none


### Chatty Timer

[App page](https://appshunter.io/ios/app/chatty-timer-focus-and-workout/id6802053217)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Service | $0.99 | per month |


## Frequently asked questions

### Is ずんだチャイム free?

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

### Is Chatty Timer free?

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

### Do ずんだチャイム or Chatty Timer have ads?

Chatty Timer shows ads; ずんだチャイム does not.

### Which is updated more often, ずんだチャイム or Chatty Timer?

ずんだチャイム ships an update every 9 days, and Chatty Timer every 8 days. Most recently, ずんだチャイム was updated on October 6, 2026 and Chatty Timer on October 15, 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.*