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 | |
|---|---|---|---|
 | Penumbra (Shadow Sums Sudoku) by Feadoor (on 19. June 2025, 10:56) | 37 |  94 % |
| Cloister by juggler (on 19. June 2025, 10:48) | 163 |  94 % |
| The Knight’s Gambit - I by NAIF (on 19. June 2025, 10:47) | 337 |  97 % |
| Row your index by ark29 (on 19. June 2025, 08:59) | 30 | 89 % |
| Alacrity by NicoD (on 19. June 2025, 05:30) | 93 |  92 % |
| Othello by Will Power (on 19. June 2025, 05:00) | 385 | 92 % |
| Genuinely Asinine Sudoku by chrisjnap (on 19. June 2025, 03:47) | 64 | 91 % |
| Uniqueness by chrisjnap (on 19. June 2025, 03:32) | 96 | 89 % |
| Recurlicursion by Ungesundheit (on 19. June 2025, 00:40) | 258 | 96 % |
| Warp Speed Factor 2 by The Bard (on 19. June 2025, 00:17) | 102 | 94 % |
| A Different Window by ul-Rhymm (on 18. June 2025, 21:04) | 72 | 93 % |
| Ninja Master Zero by morrisjb (on 18. June 2025, 21:04) | 12 | 91 % |
| Colorful Squares and Lines by Md88keys (on 18. June 2025, 20:30) | 37 |  91 % |
| Everything Bagel (50th puzzle special) by SamuPiano (on 18. June 2025, 15:44) | 9 |  N/A |
| Countdown to Lights Out (Nebelsudoku) by glum_hippo (on 18. June 2025, 15:06) | 94 | 91 % |
| Symmetry Exquisite Trouble by Br1312te (on 18. June 2025, 14:08) | 35 | 98 % |
| 6x6 Irregular Killer 1 by RailMan (on 18. June 2025, 13:00) | 448 | 90 % |
| The 9th Symbol by NAIF (on 18. June 2025, 08:58) | 22 | 86 % |
| Dutch Flat Mates: Y-Sums by Crusader175 (on 18. June 2025, 08:36) | 57 | 94 % |
| Positive Diagonals by lcy.30 (on 18. June 2025, 08:32) | 62 | 88 % |
