# Surprise Attack in Shogi vs 9マス将棋オンライン

The clearest difference is rating: Surprise Attack in Shogi at 5.0 against 9マス将棋オンライン's 4.0. Surprise Attack in Shogi also leads on in-app purchases (none vs 3) and review sentiment (96% vs 71%). 9マス将棋オンライン's advantage is update cadence (every 6 days vs every 6 weeks) and iOS requirement (11.0 vs 15.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. 9マス将棋オンライン sells 3 one-off in-app purchases. Surprise Attack in Shogi asks for nothing beyond the download.

Surprise Attack in Shogi holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 96% of Surprise Attack in Shogi's written reviews are positive against 71% of 9マス将棋オンライン's.

Surprise Attack in Shogi ships an update every 6 weeks, 9マス将棋オンライン every 6 days. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Surprise Attack in Shogi | 9マス将棋オンライン |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/surprise-attack-in-shogi/id1026307571/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/9/id1387741246/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | **96.4% of reviews** | 70.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 10 MB | 93 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kazuya Maeda](https://appshunter.io/developer/789154894) | [ROUE GARCON CO., LTD.](https://appshunter.io/developer/1244682519) |

## What reviewers say

### Surprise Attack in Shogi

[App page](https://appshunter.io/ios/app/surprise-attack-in-shogi/id1026307571)

Master the art of surprise attacks in Japanese Chess. This app offers a strategic challenge for Shogi enthusiasts looking to refine their tactical play.

**Highlights:** Surprise attack tactics, Japanese Chess (Shogi), Strategic gameplay, Tactical challenges

**Features:** macOS Compatibility

**In-app purchases:** none


### 9マス将棋オンライン

[App page](https://appshunter.io/ios/app/9/id1387741246)

Engage in real-time shogi matches with players worldwide on a compact 9-square board. Perfect for beginners with helpful visual aids and AI opponents, it offers a quick and engaging way to improve your strategy and enjoy the classic game.

**Highlights:** Real-time online matches, AI practice mode, Friend matches via 'password', Arrow indicators for piece movement, Voice guidance during matches, Unlockable characters, Over 100 starting patterns

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| キャラクターアンロック【朔夜】 | $0.99 | one-time |
| キャラクターアンロック【シャルロッテ】 | $1.99 | one-time |
| 全広告非表示 | $2.99 | one-time |


## Frequently asked questions

### Is Surprise Attack in Shogi free?

Surprise Attack in Shogi is free to download, with no in-app purchases.

### Is 9マス将棋オンライン free?

9マス将棋オンライン is free to download, with in-app purchases available.

### Which has better reviews, Surprise Attack in Shogi or 9マス将棋オンライン?

Surprise Attack in Shogi is rated higher. Surprise Attack in Shogi averages 5.0 out of 5 from 1 ratings, while 9マス将棋オンライン averages 4.0 from 2 ratings.

### Do Surprise Attack in Shogi or 9マス将棋オンライン have ads?

Neither Surprise Attack in Shogi nor 9マス将棋オンライン shows ads.

### Which is updated more often, Surprise Attack in Shogi or 9マス将棋オンライン?

Surprise Attack in Shogi ships an update every 6 weeks, and 9マス将棋オンライン every 6 days. Most recently, Surprise Attack in Shogi was updated on October 24, 2026 and 9マス将棋オンライン on October 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.*