SenseiGo

2,600+ tsumego puzzles, AI games at 10 difficulty levels, and camera board scan. Free to start — 3 AI games and 3 board scans per day.

SenseiGo is your personal Go / Baduk training companion — built for players who want to study seriously and play naturally on iPhone.

PLAY AGAINST AI Challenge the AI at 10 difficulty levels on 9×9, 13×13, or 19×19 boards. Whether you are a complete beginner or a seasoned kyu player, the engine adapts to your stage. Pause and resume any game whenever you like.

AI BOARD SCAN Point your camera at any physical Go board and SenseiGo recognizes the position in seconds. Adjust the four corner handles for a perfect perspective crop, then review the result — a seamless bridge between the physical and digital game.

TSUMEGO PUZZLES Sharpen your reading with 2,600+ curated life-and-death problems, from 15-kyu beginner to professional level. Classic collections include 100 tsumego masterpiece problems, 100 newly selected problems, and multi-volume attack-and-defense series. Your daily solve count and streak are tracked automatically.

STRUCTURED LESSONS Work through a growing curriculum — from your very first stone to advanced tactics like nets, squeeze plays, and endgame sequences. Each chapter combines clear explanations with interactive board demos you can step through at your own pace.

DAILY PROGRESS Your home screen dojo shows your puzzle streak, total solves, and recent game history at a glance. Sensei drops a fresh tip every day to keep your study on track.

SENSEI PRO Upgrade to remove all daily limits and unlock every feature: • Unlimited AI games every day • Unlimited board scans every day • Complete lesson library • Unlimited tsumego puzzles • Cross-device cloud sync

Free tier includes 3 AI games and 3 board scans per day. Puzzles and lessons are free. Monthly and annual plans available — cancel anytime.

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