Kuromasu

Contains adsIn-app purchases
4.8
393 reviews
10K+
Downloads
Content rating
Everyone
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About this game

Kuromasu is a challenging logic puzzle. The goal is to find the black fields on a grid with numbers, where a number indicates how many white fields this number can "see" in horizontal and vertical directions, while black fields block the view. Be careful though, black fields cannot be next to each other, and all white fields must remain connected to each other! Each puzzle has only one solution, which can be reached through logical reasoning, no guessing needed!

Solving these logic puzzles can be pretty difficult, but while playing, you can always check if your solution is correct so far, and if you are stuck, you can always ask for a hint.

Solve these logic puzzles to challenge yourself, relax, train your brain, or kill some time. This puzzle provides hours of challenging entertainment! With puzzles ranging from easy to fiendish, it offers something for both beginners and experts.

Are you up for the challenge? Can you solve them all?

Features:
- Check if your solution so far is correct
- Ask for a hint (unlimited, with explanation)
- Works offline
- Dark mode and multiple color themes
- And much more..

About the puzzle
Kuromasu can be classified as a binary determination puzzle, like Hitori or Nurikabe, or as object placement puzzle like Battleships or Star Battle (Two not Touch). The puzzle is invented by the Japanese puzzle publishing company Nikoli and it first appeared in 1991. The word kuromasu is Japanese and translates to something like "where are the black fields". All puzzles in this app are created by brennerd.
Updated on
Apr 19, 2024

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, App activity and 2 others
No data collected
Learn more about how developers declare collection
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.8
378 reviews
Thomas Senke
September 18, 2023
Great puzzle game. Not really sure what to compare it to. I guess nonograms would be the closest thing, but this doesn't make a picture. It's the type of game you can pick up for just a few minutes to clear your mind or play longer to relax. Skippable ads after every level or a reasonably small fee to remove ads altogether. More developers should follow this model.
2 people found this review helpful
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Shari W
September 18, 2023
Favorite new logic puzzle! I've been looking for a great new Japanese style logic puzzle for a long time. It is pleasantly tough. I got used to the easy level quickly and the medium are not boring, they are fun. Looking forward to inching my way through the higher levels once I've developed a bit more technique. Ads are only after each game! Thank you!!
1 person found this review helpful
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Marcy Helzer
September 1, 2023
I love the apps from this devolper. I have them all. The user experience is perfectly thought out and set up. The hints don't just give you a random answer. They also explain why it is wrong. It makes learning the game easy. You can pay to remove the ads from within the app. The app comes with a lot of puzzles and you can also buy more packs when you finish them all. Check out all of their apps. The Star Battle app is probably the best one out there.
2 people found this review helpful
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