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About this game
Ready for a cozy brain-teaser? LongDog is a cute puzzle game where you stretch your adorable dog to fill every empty tile on the board. Plan your path carefully—your pup can’t cross over its own body, and every single spot must be covered to win. With 1,000 uniquely generated levels, the challenge ramps up gradually, making it perfect for both casual players and puzzle fans looking for free online games that feel satisfying and smart. Play LongDog instantly in your browser—no downloads, no installs, and no waiting. This browser-based puzzle experience delivers colorful themes, smooth gameplay, and a helpful hint system when you get stuck. If you love grid puzzles, path planning, and relaxing logic challenges, you’ll enjoy every growth-filled run. How long can your dog grow while mastering each unblocked level?
How to Play
Open LongDog in your browser and start any level. Use your keyboard (WASD or Arrow Keys) or swipe/tap controls if available to move the dog step by step. Your goal is to cover every empty tile without crossing your own body. If you get stuck, use the in-game hint to reveal a safer direction. Complete the board to advance to the next puzzle.
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