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Sudoku and variants

The portal contains almost all kinds of Sudoku variants: standard, killer and jigsaw, for example, but there is no limit to the creativity of the puzzle authors here. What about trying a 3D-Sudoku, Spiral Sudoku, or even a Sudoku Rallye (which contains other puzzle types, too). Enjoy browsing!

DescriptionsolvedRating
unsolvedVariantDoku Daily Puzzle: June 18
by Brandy New (on 18. June 2026, 09:46)
1381
82 %
unsolvedHow do you sum to one?
by Md88keys (on 18. June 2026, 08:07)
413
93 %
unsolvedFog of War #29
by Sudonym (on 18. June 2026, 07:34)
1652
89 %
unsolvedLines-A-Plenty
by pagedo (on 18. June 2026, 04:52)
801
95 %
unsolvedArcher's Defense
by Vythic (on 17. June 2026, 23:47)
382
88 %
unsolvedEven Bishops
by Morphy (on 17. June 2026, 22:27)
922
97 %
unsolvedHalf Past Seven
by Elekitu (on 17. June 2026, 21:03)
473
95 %
unsolvedthe sixth day
by aqjhs (on 17. June 2026, 20:30)
215
91 %
unsolvedForty-Four (fog)
by jwsinclair (on 17. June 2026, 19:00)
3423
96 %
unsolvedEntropic Thermos (6x6)
by Enchanter73 (on 17. June 2026, 16:06)
941
91 %
unsolvedVariantDoku Daily Puzzle: June 17
by Brandy New (on 17. June 2026, 11:54)
1091
82 %
unsolvedR for Tick
by Mr Toffee (on 17. June 2026, 11:03)
851
85 %
unsolvedQueen's Gambit
by Morphy (on 17. June 2026, 09:09)
682
92 %
unsolvedSome Like it Dotted
by The Bard (on 17. June 2026, 07:13)
1321
88 %
unsolvedDutch Flat Mates: Summing Up
by Flinty (on 17. June 2026, 07:00)
542
95 %
unsolvedSplatter Code
by Vythic (on 17. June 2026, 01:02)
1903
95 %
unsolvedClone Count
by marty_sears (on 17. June 2026, 00:18)
1564
97 %
unsolvedAnother Starry Knight
by addie (on 17. June 2026, 00:00)
1503
93 %
unsolvedPop Goes The World
by EdTheAlchemist (on 16. June 2026, 23:45)
294
90 %
unsolvedDabbed Facade
by Scojo (on 16. June 2026, 21:16)
613
90 %
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