# PlainShogiBoard / Plain将棋盤 vs Triples 729

The clearest difference is in-app purchases: Triples 729 at none against PlainShogiBoard / Plain将棋盤's 1. Triples 729 also leads on update cadence (every 9 days vs every 2 months) and iOS requirement (16.0 vs 27.0). PlainShogiBoard / Plain将棋盤's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. PlainShogiBoard / Plain将棋盤 sells 1 one-off in-app purchase. Triples 729 asks for nothing beyond the download.

PlainShogiBoard / Plain将棋盤 ships an update every 2 months, Triples 729 every 9 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | PlainShogiBoard / Plain将棋盤 | Triples 729 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (11 ratings)](https://appshunter.io/ios/app/triples-729/id1632777736/reviews)** |
| Number of ratings | — | **11** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | — | Ad-supported |
| Size | 7 MB | 27 MB |
| Requires iOS | 27.0 | **16.0** |
| Devices | iPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro | iPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro |
| Age rating | 4+ | 4+ |
| Developer | [Ryo Yamashita](https://appshunter.io/developer/1347562710) | [典 熊](https://appshunter.io/developer/812126908) |

## What reviewers say

### PlainShogiBoard / Plain将棋盤

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

**Features:** Apple Watch app, SharePlay

**In-app purchases (1)**

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


### Triples 729

[App page](https://appshunter.io/ios/app/triples-729/id1632777736)

A strategy-based puzzle game where players combine identical numbers to create larger ones. Compete with others on the Game Center leaderboard and unlock all 10 achievements. Supports Apple Watch for on-the-go play.

**Highlights:** Number combination puzzles, Strategy challenges, Game Center leaderboards, 10 achievements to unlock, Apple Watch support

**Features:** Apple Watch app

**In-app purchases:** none


## 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 Triples 729 free?

Triples 729 is free to download, with no in-app purchases.

### Do PlainShogiBoard / Plain将棋盤 or Triples 729 have ads?

Triples 729 shows ads; PlainShogiBoard / Plain将棋盤 does not.

### Which is updated more often, PlainShogiBoard / Plain将棋盤 or Triples 729?

PlainShogiBoard / Plain将棋盤 ships an update every 2 months, and Triples 729 every 9 days. Most recently, PlainShogiBoard / Plain将棋盤 was updated on October 24, 2026 and Triples 729 on October 24, 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.*