sudoku.coach is THE website for all of your Sudoku needs. Here you can solve Sudokus, learn new techniques, practice those, print out Sudokus on paper and much more.

The sudoku.coach campaign teaches you how to solve Sudokus step by step. The step-by-step solver can show you in detail how to solve a Sudoku. If you get stuck on a puzzle, the hint system gives you increasingly precise information on what to do next.