# QSolveSudoku vs 勉強クエスト

The clearest difference is update cadence: QSolveSudoku at every 5 days against 勉強クエスト's every 4 months. QSolveSudoku also leads on iOS requirement (15.0 vs 26.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. QSolveSudoku sells 2 in-app purchases, starting at $0.49 per month and 勉強クエスト sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

QSolveSudoku ships an update every 5 days, 勉強クエスト every 4 months. The most recent releases landed on October 12, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | QSolveSudoku | 勉強クエスト |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 4 months |
| Size | 2 MB | 3 MB |
| Requires iOS | **15.0** | 26.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [青 王](https://appshunter.io/developer/1623189929) | [Motoki Seki](https://appshunter.io/developer/1895850085) |

## What reviewers say

### QSolveSudoku

[App page](https://appshunter.io/ios/app/qsolvesudoku/id1639767074)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Professional Edition | $0.49 | per month |
| Professional Edition | $0.99 | one-time |


### 勉強クエスト

[App page](https://appshunter.io/ios/app/id6765785966)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム版（買切り） | $29.99 | one-time |


## Frequently asked questions

### Is QSolveSudoku free?

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

### Is 勉強クエスト free?

勉強クエスト is free to download, with in-app purchases available.

### Do QSolveSudoku or 勉強クエスト have ads?

Neither QSolveSudoku nor 勉強クエスト shows ads.

### Which is updated more often, QSolveSudoku or 勉強クエスト?

QSolveSudoku ships an update every 5 days, and 勉強クエスト every 4 months. Most recently, QSolveSudoku was updated on October 12, 2026 and 勉強クエスト on October 19, 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.*