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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
unsolvedAny NEWS?
by SennyK (on 19. February 2026, 13:39)
155
90 %
unsolvedSmaller Territories
by masetab (on 19. February 2026, 07:40)
495
96 %
unsolvedFlora, Fauna, And Merryweather
by NotSoMagnifique (on 19. February 2026, 04:28)
391
88 %
unsolvedWashing Machine Spin Cycle
by Will Power (on 19. February 2026, 03:00)
2071
94 %
unsolvedFlipki Flopki
by juggler (on 19. February 2026, 02:18)
1331
92 %
unsolvedPerspective
by MSDOS (on 19. February 2026, 00:05)
524
97 %
unsolvedChoose Your Fighter (Between Lines or Double Arrows)
by damo_89 (on 18. February 2026, 23:57)
1991
97 %
unsolvedHorse in the Fog
by fogpictures (on 18. February 2026, 23:49)
2901
91 %
unsolvedHype Bday Spawn
by aqjhs (on 18. February 2026, 23:23)
264
92 %
unsolvedMax Entropy
by Puzzle-Elch (on 18. February 2026, 21:40)
53
N/A
unsolvedUnique digits
by Killer Joe (on 18. February 2026, 21:21)
322
90 %
unsolvedWhy was 6 Afraid of 7?
by Timpanist (on 18. February 2026, 20:13)
323
84 %
unsolvedWhirlpool
by etoler (on 18. February 2026, 17:42)
993
95 %
unsolvedUnmiraculous
by Kjupatrick (on 18. February 2026, 16:29)
121
N/A
unsolvedLine Art
by Blobz (on 18. February 2026, 16:00)
773
92 %
unsolvedTerritories Teaser
by masetab (on 18. February 2026, 13:30)
691
87 %
unsolvedDownhill Skier
by pagedo (on 18. February 2026, 12:42)
1391
92 %
unsolvedParity Dance
by FIT7Y (on 18. February 2026, 10:00)
303
87 %
unsolved6x6 Variant Pack
by TVDK (on 18. February 2026, 07:56)
611
89 %
unsolvedBipolar Quads
by The Bard (on 18. February 2026, 07:01)
2012
97 %
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