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
	Niner Niner by Hiyou167 (on 15. December 2025, 12:00)	9	N/A
	Final Lines Drawn by 2025 by Kutsumi Hane (on 15. December 2025, 07:04)	5	N/A
	Easy Peasy Sudoku Advent (15) - Thermometers - Removed Bulbs by Richard (on 15. December 2025, 06:00)	117	93 %
	Snowtropics 2 by SecondBlue (on 15. December 2025, 06:00)	23	92 %
	Day 15: Little Killer by SharpFox (on 15. December 2025, 06:00)	228	86 %
	Tons of Tens by WEBthe3rd (on 15. December 2025, 00:01)	55	87 %
	House of Cards (6x6) by jwsinclair (on 14. December 2025, 23:17)	57	91 %
	Pac-Man Tournament by prismic911 (on 14. December 2025, 21:26)	3	N/A
	Minimal Counting by Hiyou167 (on 14. December 2025, 21:02)	73	87 %
	Erica 28 (Double Numbered Rooms Edition) by SennyK (on 14. December 2025, 17:15)	64	84 %
	Pick a Room, Any Room by juggler (on 14. December 2025, 09:53)	122	93 %
	Would you solve this for a prize? by FireTruckFuel (on 14. December 2025, 08:29)	395	90 %
	Pogo Stick Repair by FireTruckFuel (on 14. December 2025, 08:28)	28	79 %
	Easy Peasy Sudoku Advent (14) - Consecutive Sums by Richard (on 14. December 2025, 06:00)	176	96 %
	Day 14: The third sunday of advent by SharpFox (on 14. December 2025, 06:00)	211	74 %
	Vendetta by NicoD (on 14. December 2025, 05:30)	41	96 %
	Congruity by Andrewsarchus (on 14. December 2025, 03:06)	49	97 %
	Quick Slow (4x4) by Mr Toffee (on 14. December 2025, 01:56)	273	84 %
	Variant Lesson: Thermos by Deckatron (on 14. December 2025, 01:27)	159	95 %
	Butterfly [Arrow Renban GW Sudoku] by Christounet (on 14. December 2025, 00:23)	141	97 %