How It Plays
Draw the Zip
Drag from the 1 to the highest number. Your finger traces a single continuous path that must fill every cell of the grid — no gaps, no cross-overs.
420 Curated Levels
Seven hand-tuned chapters from gentle warm-ups to brain-bending 12×12 grids. Easy, Medium, and Hard tiers so the puzzle grows with you.
Daily Puzzle
One fresh puzzle every day, generated from today's seed. Everyone in the world gets the same level — share your solution time with friends.
Offline & Private
No accounts, no ads, no tracking. Your progress lives on your device. Undo, restart, and sound & haptics make every stroke feel just right.