Easy killer sudoku — play free online

100,000 easy puzzles, every one verified to have exactly one solution: gentle cages, a few starter digits and forced combinations everywhere. The friendliest way to learn the ropes.

Small 1–3 cell cages mean forced combinations everywhere, and a few revealed digits get you moving immediately. Perfect alongside the beginner's guide.

Puzzle numbers are permanent — #4,821 is the same puzzle for everyone, forever — so you can send a friend a link and race them. Progress saves automatically in your browser, pencil marks tidy themselves, and there's a dark mode for late-night solving.

Not sure this is your level?

Try the daily puzzle — difficulty rotates through the week, easy on Mondays through expert on Sundays, so you can find your ceiling one day at a time.