Engage your mind with a challenging block connect puzzle game. Fill all blocks using a single line, with over 2000 levels and daily challenges. Also features a water color sorting puzzle with 1500+ levels.





10+ similar games compared and reviewed
One Line 3D is great, but it's not the only option. Explore 10+ similar apps and games for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.





Engage your mind with a challenging block connect puzzle game. Fill all blocks using a single line, with over 2000 levels and daily challenges. Also features a water color sorting puzzle with 1500+ levels.










Engage in a free, addictive one-line puzzle game designed to sharpen your mind. Fill all blocks using a single continuous line. With 2,000 puzzles across four difficulty levels, it's perfect for brain training during commutes or downtime.