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Panduan dan senarai pilihan yang ditulis daripada katalog kami sendiri.
X-Sudoku (Diagonal Sudoku)
Play X-Sudoku (Diagonal Sudoku) free online. Standard Sudoku plus both main diagonals must contain 1-9 exactly once. 27 hand-crafted levels across six tiers.
Thermo Sudoku
Play Thermo Sudoku free online. Solve 30 hand-crafted thermo puzzles where digits rise along each thermometer. Beginner to Master tiers.
Greater-Than Sudoku
Play Greater-Than Sudoku free online. Standard Sudoku plus greater-than and less-than signs between adjacent cells: the open jaw of each sign points toward the…
Outside Sudoku
Play Outside Sudoku free online. Standard Sudoku plus outside clues that tell you which digits appear in the border cells of each row and…
Jigsaw Sudoku
Play Jigsaw Sudoku free online. Instead of 3x3 boxes, the grid is divided into 9 irregularly-shaped jigsaw regions. Each row, column, and region must…
Samurai Sudoku
Free online Samurai Sudoku puzzle game with 5 overlapping 9x9 grids. 27 puzzles across 6 difficulty tiers from Beginner to Master.
Knotwords
Crossword-sudoku hybrid word logic puzzle. Deduce letters from bundles to form valid words.
Odd-Even Sudoku
Play Odd-Even Sudoku free online. Solve 27 parity puzzles where cells with markers must hold odd or even digits. Beginner to Master tiers.