Fill - one-line puzzle game

Fill is a fun and addictive brain training puzzle game where your goal is to connect the blocks with a single continuous line, filling in all the spaces on the grid. It’s simple to learn, but as the puzzles increase in difficulty, your problem-solving skills will be put to the test. This game helps sharpen your mind and keeps you entertained with over 2,000 challenging levels.

Draw a Single Line: Connect all blocks using one continuous line. Complete the Grid: Fill the entire grid by connecting the dots without crossing or retracing. Use Hints if Stuck: Free hints are available to help solve tougher puzzles. Increase Difficulty: The puzzles get more challenging as you progress, with four levels of difficulty to master.