SudoCue is a Sudoku solver, helper and generator for the Windows platform. It can generate and solve 5 Sudoku variants, has a broad range of helper tools, knows almost any solving technique and it is completely free.
It requires the Microsoft .Net Framework (version 2.0) and runs on all Windows platforms that install the Framework.
Download the latest version here: http://www.sudokuvault.com/SudoCueV310.msi
Ruud.