# Num25 vs Down10（らくらく脳トレ！シリーズ）

The clearest difference is in-app purchases: Num25 at none against Down10（らくらく脳トレ！シリーズ）'s 1. Num25 also leads on update cadence (every 6 weeks vs every 74 months). Down10（らくらく脳トレ！シリーズ）'s advantage is iOS requirement (9.0 vs 11.0). On price, ads and device support 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. Num25 asks for nothing beyond the download.

Num25 ships an update every 6 weeks, Down10（らくらく脳トレ！シリーズ） every 74 months. The most recent releases landed on October 12, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Num25 | Down10（らくらく脳トレ！シリーズ） |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (5 ratings)](https://appshunter.io/ios/app/num25/id860993241/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 88.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 6 weeks** | Every 74 months |
| Monetization | Ad-supported | — |
| Size | 5 MB | 22 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [QQ TSUBASA](https://appshunter.io/developer/568750169) | [UNI-TY INC.](https://appshunter.io/developer/433109975) |

## What reviewers say

### Num25

[App page](https://appshunter.io/ios/app/num25/id860993241)

Engage in a classic numbers game with a competitive twist. Challenge friends in battle mode for enhanced enjoyment and strategic play.

**Highlights:** Classic numbers game gameplay, Competitive battle mode, Play with friends, Enhanced enjoyment, Strategic play

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Num25 free?

Num25 is free to download, with no in-app purchases.

### 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.

### Do Num25 or Down10（らくらく脳トレ！シリーズ） have ads?

Both Num25 and Down10（らくらく脳トレ！シリーズ） show ads.

### Which is updated more often, Num25 or Down10（らくらく脳トレ！シリーズ）?

Num25 ships an update every 6 weeks, and Down10（らくらく脳トレ！シリーズ） every 74 months. Most recently, Num25 was updated on October 12, 2026 and Down10（らくらく脳トレ！シリーズ） on October 1, 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.*