Go.com - Play & Learn Online

Learn, practice, and master the ancient game of Go — all in one app.
Our app is designed for everyone: from complete beginners discovering Go for the first time, to players who want to sharpen their strategy and climb to higher levels.
Features:

Step-by-step lessons that make learning Go simple and fun
Interactive puzzles to test and grow your skills
Play against smart AI that adapts to your level
Connect with a worldwide community of Go players
Track your progress and unlock new challenges