Sudoku Mansion
In the codexCasualIndie

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.

DEV: Vault Door StudiosPUB: Vault Door StudiosAppID 5005590
UPDATE PULSEevery ~2d·last 15d ago·14 recent on record

Is Sudoku Mansion still being updated? — the short answer, with the evidence.

92.9
Excellent

Elixir Rating

95.1% of 102 Steam reviews are positive, which after adjusting for sample size gives a reception score of 89. The developers have shipped 1 substantial update in the past six months, adding 3.9.

reception 89·support +3.9·Excellent

Computed from Steam’s own review tally and observable developer activity — never from anyone’s opinion of the game. How this is calculated

Should you look into this?

From Steam's own record

Current price

$11.99$14.99−20%

Development

Actively supported

Last heard from developers

15 days ago

Usual rhythm

every ~2 days

Substantial updates (6 mo)

1

Current silence

8× normal

The developers post roughly every 2 days and were last heard 15 days ago — within their normal range. 1 substantial update landed in the past six months, 1 of them major. It is currently 20% below its usual price.

Distilled by the oracle

Our coverage

2 dispatches written from this game’s announcements

releaseSep 30, 2026

Sudoku Mansion Launches With Story-Driven Puzzle Mystery Premise

Sudoku Mansion, a puzzle game built around Sudoku variants set within a narrative mystery, has reached full release on Steam.

Developer Nurator describes it as a story-driven experience in which each room of the mansion contains a handcrafted Sudoku variant. The structure pairs exploration and hidden clues with puzzles of increasing complexity, all building toward what the announcement calls "the secret waiting at the heart of the mansion."

What changed

  • The game has moved to full release
  • A 10% launch discount is currently active
  • Puzzles are described as handcrafted and tied to specific rooms within the mansion

For players who find standard Sudoku too mechanical, the mansion framing and escalating variant design suggest something with more deliberate structure — though how deep either the mystery or the puzzle design runs remains to be seen.

releaseSep 29, 2026

Sudoku Mansion Launches With Story-Driven Puzzle Mystery Premise

Sudoku Mansion, a puzzle game built around Sudoku variants set within a narrative mystery, has reached full release on Steam.

Developer Nurator describes it as a story-driven experience in which each room of the mansion contains a handcrafted Sudoku variant. The structure pairs exploration and hidden clues with puzzles of increasing complexity, all building toward what the announcement calls "the secret waiting at the heart of the mansion."

What changed

  • The game has moved to full release
  • A 10% launch discount is currently active
  • Puzzles are described as handcrafted and tied to specific rooms within the mansion

For players who find standard Sudoku too mechanical, the mansion framing and escalating variant design suggest something with more deliberate structure — though how deep either the mystery or the puzzle design runs remains to be seen.

Recent Transmissions

14 entries in codex

Community AnnouncementsSep 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 rules - Reworded Untamed Cave rules - Added …

Community AnnouncementsSep 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 - Increase Undo limit to 1000 - Allow easie…

Community AnnouncementsSep 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 controller between columns can now be also…

Community AnnouncementsSep 6, 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

Community AnnouncementsSep 5, 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 - Help items are only shown when applic…

Community AnnouncementsAug 31, 2026
1.2.2 - Better Help For New Players

Improvements - Guiding marker points to the next relevant overlap you should explore - Added option to hide tutorial popups Content - Reworded more rules - Made room spelling more consistent - Fixed more typos Bugfix - Replay newly added po…

Community AnnouncementsAug 29, 2026
1.2.1 - Hotkeys and Rule Examples

Improvements - Added hotkeys and Steam Input Actions for all useful puzzle controls - Undo History is stored in save Content - Added Example Puzzle Images for hard to understand rules - Reworded rules to be clearer Bugfix - Suppress Alt for…

Community AnnouncementsAug 28, 2026
1.2.0 - Improved Steam Deck experience

Improvements - Proper Controller support - Reduced battery consumption - Controls screen and in-game prompts now show controller button glyphs when active - Display settings are now stored per device - Shift+Ctrl for color mode - Long press…

Community AnnouncementsAug 24, 2026
1.1.1 - Critical Boss Fix

Improvements - Added Rule hints for basic knowledge for new players Content - Renamed all boss levels with proper names - Renamed Astrolab to Planetarium Bugfix - Fixed Dining Room boss

Community AnnouncementsAug 24, 2026
1.1.0 - Steam Deck Support

Improvements - Proper Small Device Mode - Allow Steam Deck stick and buttons - Allow Steam Deck rebinding - Revamped missing hints system to guide players better - Added note taking as an optional tab - Change color of overlap borders to li…

Community AnnouncementsAug 21, 2026
1.0.2 - Puzzle Improvements

Improvements - Increase Credits speed - Improved Line Tool (XOs, better deleting animation) - Add toggle to capture the cursor inside the game in window mode - Fixed typos - Support 16:10 and 3:4 aspect ratios (autodetect) Content - Fix ast…

Community AnnouncementsAug 20, 2026
1.0.1 - Player Feedback

1.0.1 - Player Feedback Improvements - Increase size of digits in big keypad mode - Improve 1/A switching button - Slightly improved Cage rules text - Delete with shift/ctrl to delete appropriate pencilmarks - Allow Alt+Letters to put them …

Community AnnouncementsAug 20, 2026
Sudoku Mansion is OUT NOW

I am proud to announce the full release of the game Sudoku Mansion.Sudoku Mansion is a story-driven puzzle mystery where every room holds a handcrafted Sudoku variant.Explore mysterious rooms, discover hidden clues, master increasingly intr…

Read our dispatch on this

Read this patch for

Community AnnouncementsAug 15, 2026
The Sudoku Mansion Demo Is Available RIGHT NOW!

The Sudoku Mansion Demo Is Now Available!The door to Sudoku Mansion opened.Sudoku Mansion is a story-driven puzzle mystery where every room holds a handcrafted Sudoku variant. Explore mysterious rooms, discover hidden clues, master increasi…