수담 vs 한수바둑
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
수담
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Sit down at the board, and your teacher is already there. Sudam is a fully offline Go (Baduk) app with KataGo — the world's strongest open-source Go engine — built right into your device. No internet, no sign-up, no server. 1. World-class AI, fully offline The KataGo engine lives inside the app, analyzing and responding instantly without a network. Every calculation happens on your device — and only on your device. 2. 27 levels, from 18-kyu to 9-dan Find the opponent that fits you on a finely graded 27-step ladder. Handicap games from 2 to 9 stones, adjustable komi, your choice of Black or White, and scoring under Korean rules. 3. Teaching Games with AlphaGomi Your AI teacher AlphaGomi compares your move with the best move every single turn, explaining the type of move, why it works, and how the game is likely to unfold — in clear, friendly language. 4. Review — down to "why that spot" Step through your game move by move and spot the turning points on the win-rate graph. In Explore mode, replay the AI's recommended lines or try your own ideas and judge the position. 5. Go proverbs, right when they apply In moments like atari, cuts, life & death, or a big group in danger, the Ten Golden Rules and time-honored proverbs appear one line at a time — so the principles sink in naturally. 6. Daily tsumego and Rank Challenges Fresh puzzles every day reveal your strengths and weaknesses by theme — life & death, atari, cutting, and more. Rank Challenges are played on a Korean byo-yomi clock, one rank at a time, with no analysis and no hints — pure skill. 7. Game Insights (weakness report) Sudam looks across your games to find the mistakes you repeat out of habit, organizes them by game phase and move type, and links each key scene straight into review. 8. Progress tracking and backup Rank history, AI match records, and puzzle accuracy on one dashboard. Export to SGF and back up or restore everything as a single file. Reviews, daily tsumego, and daily free games are yours to enjoy — and one single purchase unlocks everything forever: unlimited Teaching Games, Game Insights, and no ads. No account needed; your purchase restores on any device with the same store account. All your data stays on your device, on both iPhone and iPad.
한수바둑
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한수바둑은 기기에서 직접 실행되는 KataGo AI와 대국하며 바둑 실력을 키울 수 있는 앱입니다. 주요 기능 • 9·13·19줄 바둑판과 단계별 AI 대국 • AI가 추천하는 ‘한수’와 현재 형세 분석 • 대국 종료 후 주요 장면 복기와 AI 코칭 • 사활·포석·끝내기 훈련 • 온라인 이용자 대국과 레이팅 • 이어하기와 기보 저장 무료로 이용할 수 있으며, 한수 프리미엄 구독 시 광고 없이 AI 한수를 무제한으로 이용할 수 있습니다. 개인정보처리방침: https://hansubaduk-app.web.app/privacy.html 이용약관(EULA): https://hansubaduk-app.web.app/terms.html
Screenshots
Verdict
The clearest difference is update cadence: 한수바둑 at every 2 days against 수담's every 5 days. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
수담 ships an update every 5 days, 한수바둑 every 2 days. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.
| Parameter | 수담 | 한수바둑 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days | Every 2 days — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 94 MB | 89 MB |
| Age rating | 4+ | 4+ |
| Developer | addWisdom | dowan kim |
In-app purchases
수담
No in-app purchases
한수바둑
No in-app purchases







