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Sudoku Mansion

Sudoku Mansion

A story-driven Sudoku adventure by puzzle setter Nurator, featured on Cracking the Cryptic. Explore a mysterious mansion of handcrafted Sudoku variants, master increasingly intricate puzzles, and uncover the secret hidden beyond the grid.

Released Aug 19, 2026 Developer Vault Door Studios Platforms Windows PuzzleLogicMysteryExplorationCasual
View on Steam ↗ $14.99 (US · as of 2026-09-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.

95.5%positive88 reviews
Recommended · 14 found this helpful

“I mean, it's impossible to talk about this game without talking about Sudokuvania series and Super Sudokoid series. This game takes those concepts of multi-grid variant sudoku with metroidvania elements and brings it to the next level with a mechanic that justifies it not being…”

— a player, Steam review · 24 hrs played
Recommended · 9 found this helpful

“Another 'Sudokuvania' (interconnected variant Sudoku boards with gradually unlocking mechanics) game, which is ... overall fine? This feels overall like a sequence of (pretty interesting) variant sudokus, without much exploration gameplay. I like variant sudokus fine, but the…”

— a player, Steam review · 35 hrs played
Recommended · 5 found this helpful

“To those who have dabbled with sudoku variants, this is a really good play, but the price is a bit steep as a glorified version of Sudokupad with built-ins to help the metroidvania and story aspect of the sudoku. Something I would like to see in particular is a way to import…”

— a player, Steam review · 14 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

8achievements
55.7%median completion
23.1%rarest: Defeat the Lord
96.3% of players 91.0% of players 81.9% of players 62.2% of players 55.7% of players 38.1% of players 30.8% of players 23.1% of players 96.3% 0% most earned rarest
Almost everyone has
96.3%First New Rule — You unlocked your first new rule!
91.0%German Whisperer — You unlocked the German Whisperer Class!
81.9%Region Sum Ambassador — You unlocked the Region Sum Ambassador Class!
Rarest badges of honor
23.1%Defeat the Lord — You defeated the lord!
30.8%Rescue the Servants — You rescued the servants!
38.1%Outside Rooms — Hidden achievement

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Sep 19, 2026
1.2.7 - Rule Seperation on Devices

Improvements - Allow clicking on a rule to open the rule hints Content - Differentiated tutorials into Steamdeck and not Steamdeck to always show only relevant commands - Reworded House of Chance rule

Sep 17, 2026
1.2.6 - Steamdeck Improvements

Improvements - Increased text sizes of the main welcome screen - Increased default text size on Steamdeck - Allow trackpads on Steamdeck - Allow more scroll bars to be scrolled with the controller - I

Sep 15, 2026
1.2.5 - Overall Improvements

Improvements - Added Reset View Button on PC - Clamp maximum pan and zoom to never get the mansion completely offscreen - Added line drawing with the controller - Moving the column selection on the co

Sep 06, 2026
1.2.4 - Display Preference Hotfix

Content - Reworded final puzzle rules - Reworded Fractured Constellations rules - Fixed library fog Bugfix - Fix display preferences not persisting

Sep 05, 2026
1.2.3 - Steamdeck and Rule Rewordings

Improvements - Added more Actions (Undo, Check Conflicts, Check Correct Digits, Restart) to default Steamdeck Template on back buttons - Controller glyphs now show as soon as a controller is connected

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-26.

GenresCasual, Indie
Player tagsPuzzle · Logic · Mystery · Exploration · Casual · Atmospheric · Mystery Dungeon · Dynamic Narration · Nonlinear · Metroidvania · Indie · Singleplayer (Steam store community voting)
FeaturesSingle-player · Steam Achievements · Full controller support · Adjustable Text Size · Color Alternatives · #category_contrast_controls · Custom Volume Controls · Adjustable Difficulty
LanguagesEnglish * *
ControllerFull support
Achievements8
Minimum system requirements (PC)

Minimum: OS: Windows 10 (64-bit) Processor: Intel Core i3-6100 / AMD Ryzen 3 1200 Memory: 4 GB RAM Graphics: Intel UHD Graphics 620 or equivalent DirectX: Version 11 Storage: 1 GB available space