Go Lab: AI Baduk KataGo Engine

Experience Go like never before with the powerful AI "KataGo," now featuring highly anticipated Online Matches, Victory Leaderboards, and a brand-new Tsumego mode!
Supporting 9x9, 13x13, and 19x19 boards, this comprehensive Go app allows you to play, solve, review, and analyze your games all in one place. The Tsumego mode includes 347 problems from Xuanxuan Qijing, with both Problem and Solution playback modes.

Key Features

- Tsumego Mode (NEW): 347 problems from Xuanxuan Qijing. Two modes are available: Problem mode and Solution playback mode. Track your progress (solved count, today's count, and daily streak). In Solution playback, the correct sequence can be automatically replayed. Filter problems by number of moves or status (unsolved/solved).
- Online Matches (NEW): Challenge players from around the world in real-time.
- Victory Leaderboards (NEW): View rankings based on your total number of wins.
- Territory Prediction Display (NEW): View KataGo's real-time territory prediction directly on the board. Toggle it on/off using the map icon in the toolbar.
- Score Graph Breakdown (NEW): The score graph's numeric display now shows a breakdown of black and white territory (e.g., "〇14 / ●9 / +5.4"), updating in real time with every move.
- Fullscreen Support: In addition to standard views, play on a beautiful, edge-to-edge board (ideal for 19x19 games).
- Real-time Analysis: Monitor win-rate graphs and score evaluations even during an active match.
- Candidate Move Display (NEW): View KataGo's top 10 candidate moves in real time, complete with win rate and score predictions. Feel the meaning behind every move.
- Think Time Visualization: See exactly how much time was spent on each move. Long-thinking periods are highlighted in Red (top 5%) and Yellow (top 15%).
- Review Guidance: Moves that significantly impacted your position are highlighted with a red background, helping you pinpoint mistakes instantly.
- Match History Analysis: Study past games with intuitive controls: replay, step back, or move forward.
- SGF Import: Import external game records by selecting a file or pasting SGF text, and add them to your match history.
- Instant Move Jump: Tap any move in the record to jump directly to that specific board position.
- Save & Resume: Games are automatically saved, allowing you to pick up exactly where you left off.
- Adjustable CPU Strength: Levels range from beginner-friendly practice to professional-grade challenges.
- UNDO: Easily take back your last move to try a different strategy.
- Haptics & Animations: Fine-tuned tactile feedback and smooth visual transitions for a premium feel.
- Complete Offline Support: CPU matches and local 2-player shared-screen modes work perfectly without an internet connection.

*Note: The in-app interface is primarily in English.

Official Website:
https://apps.vlabos.com/go/