# PlainShogiBoard / Plain将棋盤 vs Blue Moon Solitaire

The clearest difference is update cadence: Blue Moon Solitaire at every 3 weeks against PlainShogiBoard / Plain将棋盤's every 2 months. PlainShogiBoard / Plain将棋盤's advantage is device support (6 vs 3) and iOS requirement (16.0 vs 18.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. PlainShogiBoard / Plain将棋盤 sells 1 one-off in-app purchase and Blue Moon Solitaire sells 6 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

PlainShogiBoard / Plain将棋盤 ships an update every 2 months, Blue Moon Solitaire every 3 weeks. The most recent releases landed on September 10, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | PlainShogiBoard / Plain将棋盤 | Blue Moon Solitaire |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (29 ratings)](https://appshunter.io/ios/app/blue-moon-solitaire/id1630222596/reviews)** |
| Number of ratings | — | **29** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Freemium |
| Size | 7 MB | 177 MB |
| Requires iOS | **16.0** | 18.6 |
| Devices | **iPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro** | iPhone, iPad, Vision Pro |
| Age rating | 4+ | 4+ |
| Developer | [Ryo Yamashita](https://appshunter.io/developer/1347562710) | [KL Land, Inc.](https://appshunter.io/developer/1630221853) |

## What reviewers say

### PlainShogiBoard / Plain将棋盤

[App page](https://appshunter.io/ios/app/plainshogiboard-plain/id1620268476)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide AD | $1.99 | one-time |


### Blue Moon Solitaire

[App page](https://appshunter.io/ios/app/blue-moon-solitaire/id1630222596)

Experience a challenging solitaire game with adjustable difficulty levels, power-ups, and daily challenges. Offers tutorials and hints for beginners, with premium features for advanced players. Play offline and customize your game experience.

**Highlights:** Adjustable difficulty levels (Beginner to Legendary), Power-ups and hints, Daily challenges with guided solutions, Custom game generator, Offline play, Customizable card and suit colors, Achievements and leaderboards

**Features:** Family Sharing

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Yearly | $9.99 | per year |
| 5-Pack | $0.99 | one-time |
| 15-Pack | $1.99 | one-time |
| 30-Pack | $2.99 | one-time |
| Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is PlainShogiBoard / Plain将棋盤 free?

PlainShogiBoard / Plain将棋盤 is free to download, with in-app purchases available.

### Is Blue Moon Solitaire free?

Blue Moon Solitaire is free to download, with in-app purchases available.

### Do PlainShogiBoard / Plain将棋盤 or Blue Moon Solitaire have ads?

Neither PlainShogiBoard / Plain将棋盤 nor Blue Moon Solitaire shows ads.

### Which is updated more often, PlainShogiBoard / Plain将棋盤 or Blue Moon Solitaire?

PlainShogiBoard / Plain将棋盤 ships an update every 2 months, and Blue Moon Solitaire every 3 weeks. Most recently, PlainShogiBoard / Plain将棋盤 was updated on September 10, 2026 and Blue Moon Solitaire on September 17, 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.*