Four difficulty levels, daily challenges, and offline play — all in a clean interface that gets out of your way.
Every detail designed to keep you focused on what matters — solving the puzzle.
Standard 9×9 grid with four difficulty levels — Easy, Medium, Hard, and Expert.
A fresh puzzle every day, the same for every player worldwide. Build your streak.
Minimal interface with light and dark themes. No banners, no pop-ups, no interruptions.
Unlimited puzzles generated on-device. Play anywhere — no internet connection needed.
Candidate notes, unlimited undo, hints, and auto-save. Every tool you need, nothing you don't.
Remove all ads and unlock unlimited hints. One purchase, forever yours.
Core gameplay is always free. Upgrade to Premium for a completely clean experience.
Free
$0
Forever free
Premium
From
$2.99 / month
or $19.99/yr · $39.99 lifetime