Introduction to Fill One Line
Fill One Line is an engaging logic puzzle game that puts your problem-solving skills to the test. The objective is simple yet challenging: draw a continuous line across the entire playing field, ensuring that every space is filled. However, obstacles and unique field shapes add an extra layer of complexity, requiring players to think strategically and find creative solutions.
With a wide range of levels, from beginner-friendly puzzles to brain-teasing challenges, Fill One Line offers an enjoyable experience for players of all skill levels. Whether you’re looking for a relaxing way to unwind or a stimulating mental workout, this game provides the perfect balance of fun and strategy.

Gameplay
- Draw a Single Line – Your goal is to cover the entire grid with one continuous line.
- Navigate Around Obstacles – As you progress, barriers will appear, requiring careful planning to bypass them.
- Adapt to Different Field Shapes – Each level presents a new layout, making every puzzle a fresh challenge.
- Increase the Difficulty – Levels become progressively harder, testing your logic and problem-solving abilities.
- Complete the Puzzle – Successfully fill the grid to advance to the next level and unlock more complex challenges.
Controls
- Tap & Drag – Use your finger (or mouse) to draw a continuous line across the grid.
- Plan Your Path – Avoid obstacles and ensure the entire board is covered without lifting your finger.
- Restart if Needed – If you get stuck, simply reset the level and try a different approach.