One Line: Draw Puzzle

Draw every line in a single stroke, without lifting your finger and without going over a line twice. Easy to learn, surprisingly deep.

• 60 handcrafted levels built in, from gentle warm-ups to real brain-teasers
• 210 more in free downloadable packs, from Coffee Break to Expert Gauntlet
• A new daily puzzle every day, with a leaderboard
• An all-time leaderboard: collect stars to climb it
• A winding level map that lights up as you progress
• Double lines you must trace twice, and one-way lines with a fixed direction
• Hints whenever you're stuck, plus undo and restart
• Clean, calm design that's easy on the eyes
• Plays fully offline, with no ads and no account needed

Optional sign-in with Apple or Google backs up your progress and carries it to your other phones.

Perfect for a coffee break, a commute or winding down before bed.