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Qoki

Play Sudoku and variants online - make your brain work well!

Sudoku

Classic 9x9 logic puzzle. Put numbers 1-9 make every row, column and 3x3 box get each number one time.

Killer Sudoku

Mix Sudoku logic with cage sums. Fill grid wey row/column/box correct and make every cage reach im target total.

Calcudoku

Na math plus logic. Fill the grid with numbers wey satisfy row/column uniqueness and arithmetic clues for each cage.

Binary Sudoku

Use only 0 and 1. Balance every row and column, avoid three same in a row, and make all patterns unique.

Answers for our books

See complete answers for our printed Sudoku books.

Blog

Guides, strategy and tips to make your Sudoku better.

Why make you play for Qoki?

Very fast

JavaScript engine wey fast for instant play

E good for phone

Play smoothly for any device

Smart hints

Get smart hint when you jam

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