Kurotto vs Hexakai
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Kurotto
A logic puzzle game where you fill cells based on rules involving continuous black cells and circles. It's a popular brain teaser originating from Japan, offering a unique challenge for puzzle enthusiasts.
- Binary determination puzzle
- Circle sum logic
- Continuous black cell counting
- Vertical and horizontal rules
- Unique Japanese puzzle mechanics
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Kurotto is binary determination puzzle game. It's very popular in Japan. Fill in the cells with the following rules. ・The number in a circle indicates the sum of the number of continuous black cells extending from it, vertically and horizontally. Empty circles may have any number of black cells around them ・Cells with circles cannot be colored
Hexakai
This game offers a unique twist on Sudoku, featuring hexagonal boards and strategic tile placement. Enjoy progressively challenging puzzles with a relaxed pace and an achievements system. It's a mentally stimulating experience for puzzle enthusiasts.
- Hexagonal board layout
- Progressive difficulty levels
- Streamlined user interface
- Achievements system
- No timers for relaxed pacing
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Love Sudoku? Hexakai is a Sudoku-inspired game of hexagons built on a hexagonal board layout with not two, but three linear directions. Dive into a world where strategy meets visual planning as you arrange hexagonal tiles to fill the board without repeating symbols in any row or diagonal. Game Features: • Multiple board sizes - start small and scale up with more hexagons, more rows, and more values as you improve. • Progressive difficulty - Hexakai offers puzzles for new players, casual players, and seasoned puzzle solvers. Scale up with board sizes, difficulty ratings, and advanced generator patterns. • Note taking - use the game's radial input to mark of cells with colors and pencil markings to keep track of possible values and key off certain cells to suit your own unique playing style. • Daily puzzles - enjoy a new, unique puzzle every day. Daily puzzles are created along a wide variety of board sizes, difficulties, and generator patterns. • Whether you're a fan of Sudoku or new to puzzle games, Hexakai offers a distinctive and engaging experience. Download now to begin your journey through the captivating world of hexagonal puzzles! Terms of Use: https://hexakai.com/terms Privacy Policy: https://hexakai.com/privacy-policy
Screenshots
Verdict
The clearest difference is rating: Kurotto at 4.7 against Hexakai's 4.0. Kurotto also leads on iOS requirement (7.0 vs 15.0). On price, review sentiment, ratings volume and ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Kurotto holds the better App Store score, 4.7 against 4.0. Both are backed by a comparable volume of ratings — 3 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
| Parameter | Kurotto | Hexakai |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3 ratings) — better | 4.0 (4 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 3 | 4 — better |
| Update frequency | — | Every 4 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 7.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 14 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Yuki Fujimoto | Brandon Dixon |
Customer experience
Kurotto
Hexakai
In-app purchases
Kurotto
No in-app purchases
Hexakai
No in-app purchases









