# Plusris vs 謎解きアイランド

The clearest difference is review sentiment: Plusris at 67% against 謎解きアイランド's 0%. 謎解きアイランド's advantage is iOS requirement (13.0 vs 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, 謎解きアイランド every 5 weeks. The most recent releases landed on October 10, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Plusris | 謎解きアイランド |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | Ad-supported | — |
| Size | 160 MB | 217 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [MASAYOSHI TADA](https://appshunter.io/developer/1474403161) | [Works Inc.](https://appshunter.io/developer/1276087920) |

## What reviewers say

### Plusris

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

A free brain training puzzle game where you trace numbers with one finger, add them to make 10, and clear the board. It offers thousands of problems, including daily and weekly challenges, to enhance cognitive skills.

**Highlights:** One-finger gameplay, Brain training puzzles, Addition and number tracing, Thousands of problems, Daily and weekly challenges, Hint system

**Features:** macOS Compatibility

**In-app purchases:** none


### 謎解きアイランド

[App page](https://appshunter.io/ios/app/id1572955109)

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

**In-app purchases:** none


## Frequently asked questions

### Is Plusris free?

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

### Is 謎解きアイランド free?

謎解きアイランド is free to download, with no in-app purchases.

### Do Plusris or 謎解きアイランド have ads?

Both Plusris and 謎解きアイランド show ads.

### Which is updated more often, Plusris or 謎解きアイランド?

Plusris ships an update every 6 weeks, and 謎解きアイランド every 5 weeks. Most recently, Plusris was updated on October 10, 2026 and 謎解きアイランド on September 29, 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.*