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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
unsolvedArcher's Defense
by Vythic (on 17. June 2026, 23:47)
402
88 %
unsolvedEven Bishops
by Morphy (on 17. June 2026, 22:27)
962
98 %
unsolvedHalf Past Seven
by Elekitu (on 17. June 2026, 21:03)
473
95 %
unsolvedthe sixth day
by aqjhs (on 17. June 2026, 20:30)
255
91 %
unsolvedForty-Four (fog)
by jwsinclair (on 17. June 2026, 19:00)
3743
96 %
unsolvedEntropic Thermos (6x6)
by Enchanter73 (on 17. June 2026, 16:06)
991
92 %
unsolvedVariantDoku Daily Puzzle: June 17
by Brandy New (on 17. June 2026, 11:54)
1161
81 %
unsolvedR for Tick
by Mr Toffee (on 17. June 2026, 11:03)
901
85 %
unsolvedQueen's Gambit
by Morphy (on 17. June 2026, 09:09)
712
90 %
unsolvedSome Like it Dotted
by The Bard (on 17. June 2026, 07:13)
1431
89 %
unsolvedDutch Flat Mates: Summing Up
by Flinty (on 17. June 2026, 07:00)
562
95 %
unsolvedSplatter Code
by Vythic (on 17. June 2026, 01:02)
1983
95 %
unsolvedClone Count
by marty_sears (on 17. June 2026, 00:18)
1664
97 %
unsolvedAnother Starry Knight
by addie (on 17. June 2026, 00:00)
1593
93 %
unsolvedPop Goes The World
by EdTheAlchemist (on 16. June 2026, 23:45)
334
90 %
unsolvedDabbed Facade
by Scojo (on 16. June 2026, 21:16)
683
90 %
unsolvedDespair
by BlackRaven (on 16. June 2026, 20:45)
75
N/A
unsolvedBetween line renban sudoku
by Lizzy01 (on 16. June 2026, 15:28)
345
98 %
unsolvedOne Way Up
by pmays123 (on 16. June 2026, 14:42)
94
N/A
unsolvedMountain Climbers
by pmays123 (on 16. June 2026, 14:42)
92
N/A
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