Welcome to this new Killer Solver
I have been solving and making Killer Sudoku puzzles since 2005 and although my Sudoku solver has been
part of this site since those early days I have not attempted a public solver until now. The main reason
I have shied away from attempting it was the complexity of the puzzle in terms of the user interface. However,
I hope I have now come up with a satisfactory solution. The independent 'Designer' handles the entering of the
clues and cages. Keeping this separate and being able to (loosely) validate the entry should allow puzzle solvers
a fairly quick way of setting up the puzzle for solving. I hope you agree and I'd love to hear your
You should also be aware of the Killer Cage Convention.
New in version 1.99 (April 9th 2014)
Unchecked strategies are now saved in a cookie.
New in version 1.94 (May 25th 2013)
Fixed some bugs and improved the text returned from cage combinations.
Made sure the 'last remaining cell' in a cage was correctly being identified and now shows on the Hidden Singles stage.
New in version 1.91 (October 16th 2012)
Re-wrote the Innies/Outies algorithm to look for innies with more than one cell covering
several sticking-out cages. Re-ordered the strategies to balance them against new calibrations.
Added Cage Comparison to the
New: Version 1.02 (June 13th 2009)
Killer Sudoku Solver released
Still to do:
- Some kind of emailing and importing using only a single string. Unfortunately the information
required to transport a Killer using a web address is a little too large. The puzzle requires the clues, the
cages and the state of the board during play. So I haven't thought of an easy method to provide those features.