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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
unsolvedEight Killer Knights
by meggen033 (on 20. March 2025, 14:12)
2762
95 %
unsolvedEquinox
by .proxz14 (on 20. March 2025, 10:01)
145
88 %
unsolvedPatchwork
by Boffey (on 20. March 2025, 07:49)
72
N/A
unsolvedfractionated recollection
by aqjhs (on 20. March 2025, 07:05)
144
92 %
unsolvedORION, The Hunter
by Will Power (on 20. March 2025, 05:00)
2101
91 %
unsolvedSmoggy particles
by NicoD (on 20. March 2025, 04:10)
2561
92 %
unsolvedSliding Doors
by juggler (on 20. March 2025, 04:01)
3921
97 %
unsolvedSums to 15
by Garizon (on 20. March 2025, 03:13)
1032
94 %
unsolvedMini-Colossal Octoquadri I: Loop 12
by MaizeGator (on 20. March 2025, 02:53)
204
92 %
unsolvedMore Three Color Fun
by ebiggie (on 20. March 2025, 00:03)
2591
95 %
unsolvedCounterpart
by MSDOS (on 19. March 2025, 22:50)
1861
96 %
unsolvedThe Sign of the Four
by Unterstadt96 (on 19. March 2025, 22:21)
1051
89 %
unsolvedAnti-Chess Boxing
by EnPee (on 19. March 2025, 22:08)
603
88 %
unsolvedFan Ten
by EPH (on 19. March 2025, 19:02)
732
97 %
unsolvedExcluded
by Niverio (on 19. March 2025, 18:30)
1294
97 %
unsolvedIrish Whispers
by JKBongos (on 19. March 2025, 17:37)
3581
79 %
unsolvedHere We Meet Again (Killer Sudoku)
by sujoyku (on 19. March 2025, 16:39)
1682
96 %
unsolvedFire Ant
by mellowrobinson (on 19. March 2025, 16:25)
2501
94 %
unsolvedMobile X-Sums
by juddimal (on 19. March 2025, 16:02)
123
N/A
unsolvedKangaroo
by Mr Toffee (on 19. March 2025, 14:36)
443
77 %
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