One line.
Every cell.
Zip is a calm, clever path puzzle: draw a single line from 1 to the last number, visiting the numbers in order and filling the whole board.
Free · Android · Works offline
Rules
How to play Zip puzzle
- Start on the cell marked 1 and drag to draw your line.
- Move up, down, left or right, never diagonally, and never through a wall.
- Visit the numbered cells in order: 1, then 2, then 3…
- The line can't cross itself or visit a cell twice.
- Finish on the last number with every cell filled.
Tips
- Corners and dead ends usually have only one way in. Fill them first.
- Look at where each number must leave from to reach the next one.
- Drag back over your line to rub it out.
Features
- 120 levels from 5×5 to 8×8, with walls in later levels.
- A three-step guided tutorial for first-timers.
- Zip race: solve the same board as a friend.
FAQ
Questions
How do you play Zip?
Draw one continuous line that starts at 1, passes through each number in order, and covers every cell of the grid exactly once.
Is the Zip puzzle free?
Yes. Mathly has 120 free Zip levels on Android.
Does every Zip puzzle have a solution?
Yes. Every level is generated with a guaranteed valid path.