# Down10（らくらく脳トレ！シリーズ） vs Everybody Rhythm ~Ninjas~

The clearest difference is in-app purchases: Everybody Rhythm ~Ninjas~ at none against Down10（らくらく脳トレ！シリーズ）'s 1. Everybody Rhythm ~Ninjas~ also leads on update cadence (every 7 months vs every 74 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Down10（らくらく脳トレ！シリーズ） sells 1 one-off in-app purchase. Everybody Rhythm ~Ninjas~ asks for nothing beyond the download.

Down10（らくらく脳トレ！シリーズ） ships an update every 74 months, Everybody Rhythm ~Ninjas~ every 7 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Down10（らくらく脳トレ！シリーズ） | Everybody Rhythm ~Ninjas~ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4 ratings)](https://appshunter.io/ios/app/everybody-rhythm-ninjas/id1080174713/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 88.2% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 74 months | **Every 7 months** |
| Monetization | — | Ad-supported |
| Size | 22 MB | 23 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [UNI-TY INC.](https://appshunter.io/developer/433109975) | [QQ TSUBASA](https://appshunter.io/developer/568750169) |

## What reviewers say

### Down10（らくらく脳トレ！シリーズ）

[App page](https://appshunter.io/ios/app/down10/id1068811804)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $2.99 | one-time |


### Everybody Rhythm ~Ninjas~

[App page](https://appshunter.io/ios/app/everybody-rhythm-ninjas/id1080174713)

Engage in a collection of five fast-paced, one-finger mini-games designed for quick brain training. Test your timing and reflexes in challenges like Stick Bridge, Color Wheel, Move Floor, Ping Pong, and Jump Wall.

**Highlights:** Five distinct mini-games, One-finger tap controls, Quick 30-second rounds, Brain training challenges, Ninja-themed collection

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

**In-app purchases:** none


## Frequently asked questions

### Is Down10（らくらく脳トレ！シリーズ） free?

Down10（らくらく脳トレ！シリーズ） is free to download, with in-app purchases available.

### Is Everybody Rhythm ~Ninjas~ free?

Everybody Rhythm ~Ninjas~ is free to download, with no in-app purchases.

### Do Down10（らくらく脳トレ！シリーズ） or Everybody Rhythm ~Ninjas~ have ads?

Both Down10（らくらく脳トレ！シリーズ） and Everybody Rhythm ~Ninjas~ show ads.

### Which is updated more often, Down10（らくらく脳トレ！シリーズ） or Everybody Rhythm ~Ninjas~?

Down10（らくらく脳トレ！シリーズ） ships an update every 74 months, and Everybody Rhythm ~Ninjas~ every 7 months. Most recently, Down10（らくらく脳トレ！シリーズ） was updated on October 26, 2026 and Everybody Rhythm ~Ninjas~ on October 24, 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.*