Comparison

XYMYX·Chess vs Mongjin

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

XYMYX·Chess

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
Read full description

XYMYX·Chess is chess with simultaneous moves, where both players act at the same time. Without new pieces or a different board—only a new rhythm in time—it completely transforms the strategic universe and turns every match into a fair, vibrant, and unpredictable terrain. Chess is reborn in a new form. It invites us to play with the same curiosity and passion we felt the first time we discovered chess. Instead of memorizing openings or accumulating data, XYMYX·Chess brings players back to the pure experience of exploration, thinking, and enjoyment.

About

Mongjin

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
Read full description

Mongjin (몽진, 蒙塵) is an original two-player strategy board game from Korea. Escort your King to the far side of the board while your Guards open routes, block the opponent, and protect every step forward. Simple rules lead to deep decisions. A Guard that protects your King can become your sharpest attacker, and one well-timed block can decide the match. Features • Quick Match with real-time online opponents • Friend matches using a six-character room code • Computer opponents with Easy, Normal, and Hard difficulty • Local two-player matches on one device • A step-by-step tutorial for new players • Anonymous profiles with wins, losses, win rate, Elo rating, and ranking Win by reaching the goal row with your King, capturing the opposing King, or surrounding it so it cannot move. Find the balance between safety and speed, attack and defense, then lead your King home.

Screenshots

XYMYX·Chess3 screens
Mongjin3 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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.

Scorecard3 real differences · 7 level
XYMYX·Chess versus Mongjin: the parameters behind the verdict, then further details
ParameterXYMYX·ChessMongjin
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews—100.0% of reviews
Number of ratings1 — better—
Update frequencyEvery 4 weeksEvery 3 days — better
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supportedAd-supported
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size164 MB44 MB
Age rating4+12+
DeveloperBATISCAFO LLCOin Kwon

Customer experience

XYMYX·Chess

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Mongjin

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

XYMYX·Chess

No in-app purchases

None

Mongjin

No in-app purchases

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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