Tag Archives: Killer Sudokus

Perfect Sudoku on your cell phone?

I suppose there are Sudoku games for cell phones out there, but are there any Killer Sudokus? I’ve been thinking about porting my Perfect Sudoku to cell phone platforms so you could enjoy these puzzles on the move. If I decide to go for it, it will take some time to implement since I’ve never […]

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The Rule of 45 of Killer Sudoku (innies and outies)

This tip is probably the most important solving technique of Killer Sudoku, one that will save you a lot of time. It does involve some math, but very simple one. Basically, the whole story is that you have to bear in mind that 1+2+3+4+5+6+7+8+9 = 45. Very smart, huh? Well, maybe not so, but it’s […]

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