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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
unsolvedThe Arachnid
by Fenners (on 22. February 2025, 17:40)
813
94 %
unsolvedSeifenblasen
by Myxo (on 22. February 2025, 16:28)
783
94 %
unsolvedWhat Number Am I Thinking Off
by Br1312te (on 22. February 2025, 16:07)
1261
94 %
unsolvedSummary Report (with ChinStrap)
by sujoyku (on 22. February 2025, 15:03)
843
95 %
unsolved8' (with ICHTUES)
by Florian Wortmann (on 22. February 2025, 14:08)
583
93 %
unsolvedWriggling Ratios
by graggle (on 22. February 2025, 13:00)
184
82 %
unsolvedConsecutive Thermos
by pagedo (on 22. February 2025, 11:45)
1192
89 %
unsolvedPins and Needles
by .proxz14 (on 22. February 2025, 10:58)
2241
93 %
unsolvedWhere Highs and Lows Meet
by mimec (on 22. February 2025, 08:35)
353
87 %
unsolvedsicilian skyline + castello maniace
by aqjhs (on 22. February 2025, 05:55)
133
85 %
unsolvedXV Step on the GAS
by RedBarchetta (on 22. February 2025, 01:38)
1701
90 %
unsolvedKiller caged: Degac Rellik
by RaygunUltra (on 22. February 2025, 01:30)
143
88 %
unsolvedHoming Pigeons (Shattered Sudoku)
by DubiousMobius (on 22. February 2025, 01:04)
134
83 %
unsolvedPacing Back and Forth
by FullDeck-Missing (on 22. February 2025, 00:08)
1761
93 %
unsolvedDSM-Qualifikation 2025 Leftover: Fortress
by CJK (on 21. February 2025, 23:20)
233
89 %
unsolvedEvery Which Way
by Gerhard1963 (on 21. February 2025, 22:54)
792
94 %
unsolvedMysterious Merry-Go-Round
by Toxter (on 21. February 2025, 22:06)
62
N/A
unsolvedFishtomefel
by SkepticalMario (on 21. February 2025, 21:18)
1053
96 %
unsolvedDisjoint Seesaw
by meggen033 (on 21. February 2025, 20:43)
572
85 %
unsolvedc.dot
by arctan (on 21. February 2025, 20:41)
722
91 %
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