# XYMYX·Chess vs Mongjin

The clearest difference is update cadence: Mongjin at every 3 days against XYMYX·Chess's every 4 weeks. XYMYX·Chess's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

XYMYX·Chess ships an update every 4 weeks, Mongjin every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | XYMYX·Chess | Mongjin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/xymyxchess/id6741185012/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 4 weeks | **Every 3 days** |
| Monetization | Ad-supported | Ad-supported |
| Size | 164 MB | 44 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [BATISCAFO LLC](https://appshunter.io/developer/1791134093) | [Oin Kwon](https://appshunter.io/developer/6802195729) |

## What reviewers say

### XYMYX·Chess

[App page](https://appshunter.io/ios/app/xymyxchess/id6741185012)

Experience chess with a revolutionary twist: simultaneous moves. This game transforms strategy with a new rhythm, offering a fair, vibrant, and unpredictable playing field. Rediscover the joy of pure exploration and thinking in every match.

**Highlights:** Simultaneous move gameplay, Transformed strategic universe, Fair and unpredictable matches, Focus on exploration and thinking, New rhythm in time

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

**In-app purchases:** none


### Mongjin

[App page](https://appshunter.io/ios/app/mongjin/id6802212694)

A two-player strategy board game where players escort their King to safety while using Guards to block opponents and open routes. Simple rules offer deep strategic decisions for quick matches, friend games, or playing against AI.

**Highlights:** Real-time online matches, Friend matches via room code, Computer opponents (Easy, Normal, Hard), Local two-player mode, Step-by-step tutorial, Anonymous profiles with stats

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

**In-app purchases:** none


## Frequently asked questions

### Is XYMYX·Chess free?

XYMYX·Chess is free to download, with no in-app purchases.

### Is Mongjin free?

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

### Do XYMYX·Chess or Mongjin have ads?

Both XYMYX·Chess and Mongjin show ads.

### Which is updated more often, XYMYX·Chess or Mongjin?

XYMYX·Chess ships an update every 4 weeks, and Mongjin every 3 days. Most recently, XYMYX·Chess was updated on October 30, 2026 and Mongjin 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.*