# 山川悟の詰将棋3(曲詰オンリー) vs Just Sum! Number Logic Puzzle

The clearest difference is ads: 山川悟の詰将棋3(曲詰オンリー) at none against Just Sum! Number Logic Puzzle's shown. 山川悟の詰将棋3(曲詰オンリー) also leads on iOS requirement (5.1.1 vs 17.0). Just Sum! Number Logic Puzzle's advantage is update cadence (weekly vs every 18 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

山川悟の詰将棋3(曲詰オンリー) ships an update every 18 months, Just Sum! Number Logic Puzzle weekly. The most recent releases landed on November 10, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 山川悟の詰将棋3(曲詰オンリー) | Just Sum! Number Logic Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 18 months | **Weekly** |
| Size | 27 MB | 8 MB |
| Requires iOS | **5.1.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [KukiLabo](https://appshunter.io/developer/520133513) | [Yuma Ueno](https://appshunter.io/developer/1842015188) |

## What reviewers say

### 山川悟の詰将棋3(曲詰オンリー)

[App page](https://appshunter.io/ios/app/3/id578125247)

**Features:** macOS Compatibility

**In-app purchases:** none


### Just Sum! Number Logic Puzzle

[App page](https://appshunter.io/ios/app/just-sum-number-logic-puzzle/id6797523299)

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

**In-app purchases:** none


## Frequently asked questions

### Is 山川悟の詰将棋3(曲詰オンリー) free?

山川悟の詰将棋3(曲詰オンリー) is free to download, with no in-app purchases.

### Is Just Sum! Number Logic Puzzle free?

Just Sum! Number Logic Puzzle is free to download, with no in-app purchases.

### Do 山川悟の詰将棋3(曲詰オンリー) or Just Sum! Number Logic Puzzle have ads?

Just Sum! Number Logic Puzzle shows ads; 山川悟の詰将棋3(曲詰オンリー) does not.

### Which is updated more often, 山川悟の詰将棋3(曲詰オンリー) or Just Sum! Number Logic Puzzle?

山川悟の詰将棋3(曲詰オンリー) ships an update every 18 months, and Just Sum! Number Logic Puzzle weekly. Most recently, 山川悟の詰将棋3(曲詰オンリー) was updated on November 10, 2026 and Just Sum! Number Logic Puzzle on October 31, 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.*