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!
| Description | solved | Rating | |
|---|---|---|---|
 | Variant Sudoku 101: Renban Lines by PhoenixAki (on 11. December 2025, 22:24) | 203 |  93 % |
| Primetime 03: Just some V and X sums by Markus (on 11. December 2025, 22:09) | 13 |  N/A |
| Sleight of hand by Killer Joe (on 11. December 2025, 20:57) | 122 | 92 % |
| Erica 26 (Diagonal Edition) by SennyK (on 11. December 2025, 17:15) | 227 | 92 % |
| 2(a + b) + c by Wuschel (on 11. December 2025, 15:27) | 83 |  92 % |
| Foggy German Loop by FJL (on 11. December 2025, 11:27) | 106 |  93 % |
| Because by pagedo (on 11. December 2025, 09:14) | 153 | 89 % |
| Easy Peasy Sudoku Advent (11) - Killer Skyscrapers by Richard (on 11. December 2025, 06:00) | 163 | 94 % |
| Killer Snowmen by SecondBlue (on 11. December 2025, 06:00) | 32 | 86 % |
| Day 11: The difficult ones by SharpFox (on 11. December 2025, 06:00) | 178 | 91 % |
| Visible Arrows 7 by Md88keys (on 11. December 2025, 04:47) | 64 | 91 % |
| Renban or Ren_an (Ambiguity Puzzle) by tallcat (on 11. December 2025, 03:41) | 24 |  92 % |
| DIS-LOCATED DIGITS by Will Power (on 11. December 2025, 03:00) | 187 | 91 % |
| Integral Sudoku by PrpLTrtL (on 11. December 2025, 02:22) | 11 |  N/A |
| Variant Lesson: Killer Cages by Deckatron (on 11. December 2025, 00:04) | 198 | 94 % |
| Quaver (4x4) by Mr Toffee (on 11. December 2025, 00:01) | 268 | 72 % |
| it's food o'clock by aqjhs (on 11. December 2025, 00:00) | 80 | 95 % |
| Very different lines by PrpLTrtL (on 10. December 2025, 23:01) | 30 | 93 % |
| This FOG is a green snaky GAS by meggen033 (on 10. December 2025, 21:38) | 338 | 88 % |
| Weihnachtsmarkt in the Fog by fogpictures (on 10. December 2025, 21:22) | 161 | 89 % |
