How to play
Tap an edge once for a line, twice for an X, and again to clear it. Use X marks to keep the loop clean.
Daily logic puzzles
Slitherlink Online - Free Loop Puzzles
Draw one continuous loop around the numbered cells without branches or crossings.
- Free
- Unlimited
- Online
- No account required
Daily
The timer starts only after you press Start.
00:00Time
--Grid
0Streak
Puzzle ready.
Puzzle Complete
Nice work.
00:00TimeEasyDifficulty
Keep the session going with today's puzzle or another free logic game.
Learn the puzzle
Rules
Each number tells you how many of its four sides belong to the final loop. The finished loop is continuous, closed, and never branches.
Tips
A 0 has four X edges. A 3 has three lines. At every vertex, two lines must eventually meet.
FAQ
Questions about Slitherlink
What does each number mean?
It is the exact number of loop edges around that cell.
Can the loop have a branch?
No. Every used vertex in the final loop has exactly two line edges.
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