# Plusris vs 大人の右脳ドリル

The clearest difference is iOS requirement: 大人の右脳ドリル at 11.0 against Plusris's 15.0. 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.

Plusris ships an update every 6 weeks, 大人の右脳ドリル every 2 months. The most recent releases landed on September 18, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Plusris | 大人の右脳ドリル |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1497444971/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 15.4% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Size | 160 MB | 125 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [MASAYOSHI TADA](https://appshunter.io/developer/1474403161) | [ZERONE](https://appshunter.io/developer/1708775781) |

## What reviewers say

### Plusris

[App page](https://appshunter.io/ios/app/plusris/id1474403162)

**Features:** macOS Compatibility

**In-app purchases:** none


### 大人の右脳ドリル

[App page](https://appshunter.io/ios/app/id1497444971)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Plusris free?

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

### Is 大人の右脳ドリル free?

大人の右脳ドリル is free to download, with no in-app purchases.

### Do Plusris or 大人の右脳ドリル have ads?

Both Plusris and 大人の右脳ドリル show ads.

### Which is updated more often, Plusris or 大人の右脳ドリル?

Plusris ships an update every 6 weeks, and 大人の右脳ドリル every 2 months. Most recently, Plusris was updated on September 18, 2026 and 大人の右脳ドリル on September 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.*