Comparison

CatStack! vs K

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

Head to head
About

CatStack!

Features
Read full description

Drop and stack cats, test your balance, beat your best!

About

K

A relaxing block-matching puzzle game inspired by the visual charm of Hangul. Match identical tiles to clear the board, offering a calming experience with a unique cultural twist. Discover Korean words and meanings while you play.

Highlights
  • Hangul-themed block matching
  • Relaxing mahjong-style gameplay
  • Simple 2-tile matching
  • Unlimited levels
  • Helpful in-game items
  • Multilingual support
  • Korean word discovery
Features
Read full description

A fresh block-matching experience inspired by the beauty of Hangul. Welcome to K-Mahjong. K-Mahjong is a relaxing mahjong-style block matching game where you clear the board by selecting two identical tiles. Built on the familiar charm of classic matching puzzle gameplay, it introduces a distinctive twist with Hangul-inspired tile designs, creating an experience that feels both comforting and refreshingly new. As Korean culture continues to reach audiences around the world, Hangul has become more than just a writing system. It carries a unique visual identity and cultural charm of its own. K-Mahjong brings that feeling into a puzzle game, turning Korean letter-themed tiles into the heart of a calm and engaging matching experience. Each level is designed to feel intuitive and easy to enjoy, whether you want to play for a few minutes during a break or unwind at the end of the day. The simple act of finding matching tiles and clearing the board creates a satisfying rhythm that is easy to get into and pleasant to return to. Beyond the puzzle itself, K-Mahjong also offers a more meaningful layer for global players. With multilingual support and word meaning features, players can naturally discover Hangul and Korean vocabulary while they play. It’s a light and enjoyable way to experience Korean language and culture through gameplay. As you continue, you’ll discover more layouts, more variety, and more ways to enjoy each stage. Helpful items make the game feel smooth and accessible, while unlimited levels keep the fun going without pressure. Why players enjoy K-Mahjong • A unique block matching puzzle built around Hangul-themed tiles • Simple gameplay: match 2 identical blocks to clear the board • Relaxing mahjong-style puzzle flow • Unlimited levels for long-lasting enjoyment • Helpful items such as hints and shuffle options • Multilingual support for players around the world • A fun way to discover Korean words and meanings If you enjoy calm matching puzzles and love the charm of Korean culture, K-Mahjong offers a unique and memorable way to play.

Screenshots

CatStack!3 screens
K4 screens

Verdict

The call

The clearest difference is in-app purchases: CatStack! at none against K's 1. CatStack! also leads on ads (none vs shown). K's advantage is iOS requirement (15.0 vs 18.5). On price and device support 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. K sells 1 one-off in-app purchase. CatStack! asks for nothing beyond the download.

Scorecard3 real differences · 6 level
CatStack! versus K: the parameters behind the verdict, then further details
ParameterCatStack!K
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequency—Every 2 days
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.515.0 — better
Further details — not scored
Size42 MB42 MB
Age rating4+4+
DeveloperTAKURO INOUEJiwon Lee

In-app purchases

None

CatStack!

No in-app purchases

1 purchases

K

One-time1
  • K-Mahjong Premium$19.99

Questions

Is CatStack! free?
CatStack! is free to download, with no in-app purchases.
Is K free?
K is free to download, with in-app purchases available.
Do CatStack! or K have ads?
K shows ads; CatStack! does not.

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