# Cradle 【公式アプリ】 vs Rhythm Count

The clearest difference is in-app purchases: Cradle 【公式アプリ】 at none against Rhythm Count's 1. Cradle 【公式アプリ】 also leads on ads (none vs shown) and iOS requirement (9.0 vs 26.2). Rhythm Count's advantage is update cadence (every 3 weeks vs every 39 months). On price and device support there is nothing between them.

Both are free to download. Rhythm Count sells 1 one-off in-app purchase. Cradle 【公式アプリ】 asks for nothing beyond the download.

Cradle 【公式アプリ】 ships an update every 39 months, Rhythm Count every 3 weeks. The most recent releases landed on October 15, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Cradle 【公式アプリ】 | Rhythm Count |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 39 months | **Every 3 weeks** |
| Size | 31 MB | 4 MB |
| Requires iOS | **9.0** | 26.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KUMI YANASE](https://appshunter.io/developer/1487078190) | [Takumi Kobayashi](https://appshunter.io/developer/1832721353) |

## What reviewers say

### Cradle 【公式アプリ】

[App page](https://appshunter.io/ios/app/cradle/id1487078191)

**In-app purchases:** none


### Rhythm Count

[App page](https://appshunter.io/ios/app/rhythm-count/id6753152739)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.49 | one-time |


## Frequently asked questions

### Is Cradle 【公式アプリ】 free?

Cradle 【公式アプリ】 is free to download, with no in-app purchases.

### Is Rhythm Count free?

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

### Do Cradle 【公式アプリ】 or Rhythm Count have ads?

Rhythm Count shows ads; Cradle 【公式アプリ】 does not.

### Which is updated more often, Cradle 【公式アプリ】 or Rhythm Count?

Cradle 【公式アプリ】 ships an update every 39 months, and Rhythm Count every 3 weeks. Most recently, Cradle 【公式アプリ】 was updated on October 15, 2026 and Rhythm Count on October 21, 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.*