One touch One Line is a free puzzle game developed by Zerog Apps for Android. The game is designed to provide daily brain training exercises with simple rules and challenging gameplay. The objective of the game is to connect all the dots with only one touch.

The game offers hundreds of challenging puzzle packs, daily challenges, and hints to help you when you get stuck. It doesn't take up much space on your device and won't drain your battery, making it perfect for playing on the go. With just a few minutes a day, you can activate your brain and improve your problem-solving skills.

The game's graphics are simple and easy on the eyes, with a minimalist design that doesn't distract from the gameplay. The puzzles are well-designed and progressively get harder as you advance through the levels. Only 1% of people can complete some of the puzzles in this game, so it's a great challenge for puzzle enthusiasts.

Overall, One touch One Line is an excellent puzzle game that offers a fun and challenging way to train your brain. It's easy to play, addictive, and perfect for anyone who loves puzzles.