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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
unsolvedI Literally Can't Even
by juggler (on 11. July 2025, 10:34)
1721
90 %
unsolved7x7 Paired Knights
by RailMan (on 11. July 2025, 10:32)
1401
88 %
unsolvedKinky
by Jobo (on 11. July 2025, 08:12)
912
94 %
unsolvedSudoku Variants Series (432) - Pointing Arrows
by Richard (on 11. July 2025, 08:00)
1382
96 %
unsolvedTetroku 3
by Pychael (on 11. July 2025, 06:28)
84
N/A
unsolved3x2x2=+-? (Anti-Knight, German Whisper, Zipper, ESL)
by juddimal (on 11. July 2025, 06:18)
133
N/A
unsolvedCastle in the Fog
by fogpictures (on 11. July 2025, 05:56)
2801
92 %
unsolvedHazy Birthday Vincent!
by NicoD (on 11. July 2025, 05:30)
1202
92 %
unsolvedHunt the Primes
by Asheros007 (on 11. July 2025, 05:23)
213
71 %
unsolvedPrimrose IV
by Will Power (on 11. July 2025, 05:00)
2391
93 %
unsolveda convoluted mollifier
by aqjhs (on 11. July 2025, 03:36)
213
97 %
unsolvedThe ghost of Tetris
by Basil (on 11. July 2025, 00:52)
173
90 %
unsolvedClowning Around
by FullDeck-Missing (on 11. July 2025, 00:47)
1281
94 %
unsolvedPrime Time
by Dogdayboy (on 10. July 2025, 22:25)
75
N/A
unsolvedLean and Green
by ebiggie (on 10. July 2025, 22:04)
762
94 %
unsolvedquattrochaos+4 split pea global entropy thing
by mellowrobinson (on 10. July 2025, 18:47)
253
90 %
unsolvedPaperclip
by Ridhwan (on 10. July 2025, 18:08)
1161
93 %
unsolvedTotal Oxidation
by LittleNightmaresLady (on 10. July 2025, 17:13)
95
N/A
unsolvedLimitations 9
by Md88keys (on 10. July 2025, 17:01)
2281
88 %
unsolvedBicycle Station
by sujoyku (on 10. July 2025, 16:47)
653
95 %
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