Sudoku Mansion
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About Sudoku Mansion
Sudoku Mansion is a story-driven puzzle adventure in which you explore a mysterious mansion and solve handcrafted Sudoku variants. As you uncover forgotten inventions, you investigate the disappearance of the mansion’s servants and a mystery hidden within its rooms.
Explore the mansion
The mansion is interconnected, with secret rooms and hidden vaults to discover. Some puzzles are tucked away for players who question what they have learned, and the greatest mysteries lie off the main path. You can also encounter traps and boss puzzles that test your mastery.
Solve the puzzles
The game contains over 50 handcrafted logic puzzles, with no randomly generated levels. Each room introduces exactly one new concept, gradually building from familiar Sudoku principles to more sophisticated mechanics.
As you explore, you unlock puzzle classes that change how you interpret familiar rooms. A puzzle solved as a German Whisperer may have a different solution when approached as a Region Sum Ambassador; its layout stays the same, while its rules and logic change. Revisiting earlier rooms with newly unlocked classes can reveal another perspective.
Uncover the story
An invitation brings you to the mansion, where a strange invention and references to missing servants and unstable rooms point to something beyond the puzzles. You piece together what happened to the vanished servants and investigate whether the invention is a salvation or a ruin.
Puzzle creator
Nurator, a puzzle setter known for Sudoku variants, created the puzzles in Sudoku Mansion. His puzzles have also appeared multiple times on Cracking the Cryptic.
Frequently asked questions
The best price for Sudoku Mansion is $14.99 at Steam. It is the only shop with an offer that activates in your country.
The minimum requirements for Sudoku Mansion are: Windows 10, Intel UHD Graphics 620, Intel Core i3-6100, 4 GB RAM, 1 GB storage. It runs on Windows only. The recommended specs are in the System requirements section.
No. Sudoku Mansion is a single-player game.
Yes. Valve rates Sudoku Mansion as Verified on the Steam Deck: it runs well out of the box.
Yes. Sudoku Mansion is the full base game. You need nothing else to play it.
Steam lets publishers create keys to sell in other shops. Once you activate a key, the game is yours to keep, just like a store purchase.
Disclaimer: CD keys have an inherent 1–2% average failure rate. Check the shop terms for buyer protection info. Steam offers no buyer protection for keys bought in other shops and doesn't refund them.











