Slitherlink: Loop the Snake

Surround each clue with lines to form a complete loop! Each puzzle consists of a grid of dots with clues scattered throughout. Your task is to connect the dots around each clue, ensuring the number of lines matches the clue, and all clues are surrounded in one continuous loop—no crossings, no branches! Empty squares can be surrounded by any number of lines. Slitherlink is an addictive loop-forming puzzle game that originated in Japan. It's all about pure logic, with no math involved! Whether you're a beginner or a seasoned puzzle fan, this game will keep your brain entertained for hours! The game features quick zoom with two-finger taps, auto-complete settings, and a link-segment highlighting option to help you avoid separate loops. You can track your puzzle progress through graphic previews in the puzzle list, and a gallery view offers larger previews for easier tracking. For even more fun, Slitherlink is ad-free and includes a Weekly Bonus with an extra free puzzle every week! Puzzle Features: 200 free Slitherlink puzzles! Extra bonus puzzle released every week A range of difficulty levels from super easy to very challenging Grid sizes up to 16x22 Continuously updated puzzle library Hand-picked top-quality puzzles, each with a unique solution Sharpens logic and improves cognitive skills Gaming Features: No ads! Unlimited puzzle checks Unlimited Undo and Redo Auto-complete clues Highlight link segments Quick zoom using two-finger tap Concurrently play and save multiple puzzles Puzzle filtering, sorting, and archiving options Dark Mode support Graphic previews showing puzzle progress Portrait and landscape modes (tablet only) Track puzzle-solving times Backup & restore puzzle progress to Google Drive Slitherlink is also known by other names like Fences, Loop the Loop, Loopy, Dotty Dilemma, and Number Line. Similar to Sudoku, Kakuro, and Hashi, these puzzles rely solely on logic. All puzzles are produced by Conceptis Ltd., the leading provider of logic puzzles to print and digital media worldwide. Over 20 million Conceptis puzzles are solved daily across newspapers, magazines, books, and mobile devices!

Choose a Puzzle: Pick a puzzle from the library that you want to challenge. Examine Clues: Locate the clues on the grid, where each clue indicates the number of surrounding line segments. Connect the Dots: Draw lines between dots, matching the number of segments with the clues, forming a continuous loop. Avoid Mistakes: Make sure lines don’t cross or create branches—everything must connect seamlessly. Use Tools: Use the auto-complete and link-segment highlighting features to solve puzzles faster. Track Progress: Check your puzzle’s progress anytime, and follow the status through graphic previews. Challenge Yourself: Gradually tackle higher difficulty levels to sharpen your logical thinking!