Play
A small sample of every puzzle. The app has full-size boards and fresh puzzles every time. Here you can try each one first: free, no sign-up, no timer, no score.
Solved.
Every puzzle in the app is checked to have exactly one solution, so you can always reason your way to it. No guessing.
Ten puzzles. One calm app.
Full-size boards, hints that explain the next step, and a fresh puzzle every time, in Premium Executive Puzzles. No timers, no scores, no ads.
Get it on the App Store7-day free trial, then $24.99 a year. iPhone and iPad.