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Screenshots

  • Murder Sudoku GridNoir screenshot 1
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About Murder Sudoku GridNoir

GridNoir turns murder sudoku into a large, living logic puzzle collection. Play 1500+ cases across themed casebooks, from classic crime scenes to cruise ships, hotels, campuses, trains, museums and more. Open a daily challenge, read the suspect cards, inspect the rooms and place each person on the grid. Each suspect belongs in one row and one column. Every clue narrows the possibilities until the victim, the culprit and the crime scene finally make sense. No guessing. No account. Just deduction. Features: - 1500+ murder sudoku cases and daily challenges - Themed casebooks with different locations and suspects - Crime-scene boards with rooms, objects and clue cards - Suspects, victims, rooms, objects and alibis - Helpful hints, score summaries and case-closing results - Optional rewarded ads for extra hints or early case access - Progress saved on your device If you search for crimoku, murdoku, murder sudoku, criminal sudoku, detective puzzles, whodunit games or logic grid puzzles, GridNoir gives you a new case to reason through, one square at a time.

Ratings & reviews

4.5

30 ratings

5 ★ 77% 4 ★ 10% 3 ★ 7% 2 ★ 0% 1 ★ 7%

What’s new

Version 2.0.2 · Updated October 2, 2026

Get ready for “The Night of Costumes”, our special Halloween event. • 30 exclusive cases over 10 days: easy, medium and hard each day. • Decorated houses, costumed neighbors and animated scenes. • 30 standalone stories: discover the killer and their motive in each case. You can now also play daily cases from previous days that you missed. Halloween is coming soon, for a limited time.

App privacy

The developer, Adrian Amor, reported these privacy practices to Apple.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

  • Location: Coarse Location
  • Identifiers: Device ID
  • Usage Data: Product Interaction, Advertising Data

Data Linked to You

The following data, which may be collected and linked to your identity, may be used for the following purposes:

  • Location: Coarse Location
  • Identifiers: Device ID, User ID
  • Usage Data: Product Interaction, Advertising Data
  • User Content: Gameplay Content
  • Diagnostics: Crash Data, Performance Data
  • Contact Info: Email Address, Name

Used for: Third-Party Advertising, Analytics, App Functionality

Alternatives to Murder Sudoku GridNoir

Looking for apps like Murder Sudoku GridNoir? Here are 6 similar apps on the App Store. The highest rated is Murder Matrix: Logic Puzzles (4.9/5), and all 6 are free to download.

Murder Sudoku GridNoir vs. alternatives
App Rating Price Last updated Compare
Murder Sudoku GridNoir 4.5 / 5 (30 ratings) Free October 2, 2026
Murder Sudoku: Tiny Crimes 4.8 / 5 (199) Free Sep 16, 2026 Compare
Crimoku: Puzle, lógica, crimen 4.1 / 5 (11) Free Sep 26, 2026 Compare
Murder Sudoku (Whodoku) 4.7 / 5 (35) Free Aug 21, 2026 Compare
Murder Sudoku Logic Puzzles 4.8 / 5 (28) Free Sep 5, 2026 Compare
Murder Matrix: Logic Puzzles 4.9 / 5 (22) Free Oct 7, 2026 Compare
Sudoku Detective: Murder Case 3.9 / 5 (13) Free Aug 31, 2026 Compare

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