I really like it
Solid little brain tester. Plays like sudoku but with actual math, way more fun than i expected
Free
Details
About
This number puzzle game combines elements of Sudoku, Kakuro, and Killer Sudoku. Fill grids with digits so rows and columns sum correctly, with no repeating numbers. Enjoy multiple grid sizes, difficulties, and helpful features for a relaxing brain workout.
✓Sudoku, Kakuro, and Killer Sudoku mix
✓Multiple grid sizes (3x3, 4x4, 5x5)
✓Three difficulty levels
✓Pencil marks, hints, and undo
✓Timer, streaks, and best times
✓Light and dark themes
✓Offline play
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What's New in PlusGrid
1.0.1
May 18, 2026
Bug fixes and performance improvements
User reviews
FAQ
What are the gameplay mechanics of PlusGrid?
PlusGrid requires you to fill empty cells with digits. Each row must sum to the number on its left, and each column to the number on top. Digits cannot repeat within a row or column, similar to Sudoku.
Does PlusGrid support offline play?
Yes, PlusGrid plays fully offline. It does not require an account, and there are no ads or tracking involved, allowing for uninterrupted gameplay anywhere.
What grid sizes and difficulties are available in PlusGrid?
PlusGrid offers three grid sizes: 3x3, 4x4, and 5x5. It also features three difficulty levels, ranging from a quick warm-up to a challenging brain-teaser.
Are there any in-app purchases or ads in PlusGrid?
No, PlusGrid is completely free and does not feature any in-app purchases or advertisements. The game is designed to be ad-free and tracking-free.
What languages does PlusGrid support?
PlusGrid is available in English, Russian, Spanish, and French. This allows a wider range of players to enjoy the puzzle mechanics.
How does PlusGrid compare to standard Sudoku?
PlusGrid incorporates elements of Sudoku, Kakuro, and Killer Sudoku. While it shares the no-repeat digit rule with Sudoku, it adds the row and column sum mechanics found in Kakuro and Killer Sudoku.
Is PlusGrid suitable for new players?
Yes, PlusGrid includes a short interactive tutorial designed for new players. This helps users quickly understand the game's mechanics and features.
What devices can I play PlusGrid on?
PlusGrid is currently supported on iPhone and iPod devices. The app was released on May 15, 2026, and last updated on May 18, 2026.