EasyGo - Tsumego, SGF editor: iPhone vs Android
EasyGo - Tsumego, SGF editor gets 100+ downloads a day worldwide (AppInsider estimate, October 2026, rounded down to a band).
EasyGo - Tsumego, SGF editor by 翔 赵 is on both the App Store and Google Play. Here are both versions together: downloads, users, revenue, ratings and chart positions, store by store with totals.
Rating
4.6 ★
413 ratings, both stores
Measured
Best rank now
#59
Android · 
Games › Board Free
Games › Board FreeMeasured
EasyGo - Tsumego, SGF editor at a glance
AI summary written from our chart and store data. It can be wrong: check the numbers above.
Board Game Minimalist Abstract medium sessions Premium
#go #ai #study #sgf #puzzle #offline
App Store
App details
App ID
543012893
Publisher
翔 赵
Publisher country
100055
On the store since
Jul 2012
14 years on the store
Minimum OS
iOS 9.0+
iPhone 4s and later
Devices
iPhone · iPad · Watch
Universal purchase · Game Center
Content rating
17+
1 content note below
Languages
3
EN JA ZH
Size
21 MB
Also listed in
Education
Content notesUnrestricted Web Access
Google Play
App details
App ID
com.jiaxiang.easygo
Publisher
Xiang Zhao
Publisher country
100055
Content rating
Everyone
EasyGo - Tsumego, SGF editor downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| iPhone | – | 100k+ |
| Google Play | 100+ | 10k+ Measured |
| Total | 100+ Confidence | 100k+ Confidence |
How this is calculated
iPhone: chart positions and rating growth per country, anchored on its own Android downloads; lifetime from ratings worldwide × installs per rating. Google Play: the daily change in its exact install count. The total adds every store.
Where EasyGo - Tsumego, SGF editor's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend before Apple and Google take their fee.
| Store | Per day | Per month | Share |
|---|---|---|---|
| App Store | |||
| Google Play | |||
| Total | Confidence | 100% |
Business model: In-app purchase-led
How EasyGo - Tsumego, SGF editor makes money: subscriptions, one-off purchases and ads.
In-app purchases
One-off purchases
/mo
of revenue
Where it ranks now
Both stores, across every country we track.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.9 ★ | 25 |
| Google Play | 4.6 ★ | 388 7 written reviews |
| Both stores | 4.6 ★ weighted by ratings | 413 |
About EasyGo - Tsumego, SGF editor
V1.9 Added WiFi transfer, supports TYGEM(.gib) game format, and you can download TYGEM user games directly within EasyGo.
V1.8 Introduced an online repository to download games, problems shared by other users. Print multiple problems per one page.
V1.7.2: Introduced a new Joseki mode. V1.7 Added favorites, tag support, and Fuseki search.
EasyGo is a multi-function go software designed to help you improve your go skills and enjoy the go game:
1. Extensive problems bundled
EasyGo has total 2400 problems bundled ranging from basics, life and death, tesuji and endgame. And the 893 problems on life and death have extensive variations built in to respond to all of your possible moves.
2. A lot of ways to study problems
• Problem Practice - Sort problems by total tried times, wrong times, and win rate. Random swap color and rotate board.
• Problem Test - Take standard test(20 problems in 10 minutes) or custom test, in which you can customize the total problem number, test time.The standard tests for the bundled problems are integrated with game center leaderboard. Test history is saved automatically. And you can review all the problems answered incorrectly later.
• Spaced Repetition System - EasyGo includes a spaced repetition system (SRS) to help you study go problems more effectively. Basically, it works like this: you are shown a problem and you choose “Fail”, “Hard”, or “Easy” according to how well you know it. The system will automatically present the problem again for review in the future. That is, EasyGo works like a flashcard application.
3. Game records browse/edit/replay
EasyGo is also a SGF editor, supporting most of commonly used SGF FF4 properties, and features a node tree view, a variation table. You can use EasyGo to record your own games, create your own problems, and switch to problem mode to test at anytime.
4. Easy import/Export
You can zip all your sgf files and transfer to EasyGo via iTunes file sharing or WiFi transfer.You can also download sgf/zip files from mobile safari and import to EasyGo easily. Mail attachment can also be imported to EasyGo. EasyGo will be installed to handle SGF/ZIP files, and can import files from many mobile app(such as Dropbox).
More features:
• Supports browse your games/problems in list or grid view
• Sort games by player name, game date, game name
• Shuffle games or problems
• Bookmark system problems to user library, add any game or problem to favorites, and assign multiple tags to game
• Supports comment edit, add black, add white, add triangle, square, remove node tree, insert node, etc.
• Create a problem by crop part of the current board position
• Rotate and flip game
• Auto replay, speed can be adjusted
• Organize by folders, supports batch edit: move, copy, delete, mail, export to iTunes folder, You can reorder the games by drag the standard iOS order control
• Supports drag and drop to adjust different views, pinch in the comment view to adjust font
• Built in file man
V1.8 Introduced an online repository to download games, problems shared by other users. Print multiple problems per one page.
V1.7.2: Introduced a new Joseki mode. V1.7 Added favorites, tag support, and Fuseki search.
EasyGo is a multi-function go software designed to help you improve your go skills and enjoy the go game:
1. Extensive problems bundled
EasyGo has total 2400 problems bundled ranging from basics, life and death, tesuji and endgame. And the 893 problems on life and death have extensive variations built in to respond to all of your possible moves.
2. A lot of ways to study problems
• Problem Practice - Sort problems by total tried times, wrong times, and win rate. Random swap color and rotate board.
• Problem Test - Take standard test(20 problems in 10 minutes) or custom test, in which you can customize the total problem number, test time.The standard tests for the bundled problems are integrated with game center leaderboard. Test history is saved automatically. And you can review all the problems answered incorrectly later.
• Spaced Repetition System - EasyGo includes a spaced repetition system (SRS) to help you study go problems more effectively. Basically, it works like this: you are shown a problem and you choose “Fail”, “Hard”, or “Easy” according to how well you know it. The system will automatically present the problem again for review in the future. That is, EasyGo works like a flashcard application.
3. Game records browse/edit/replay
EasyGo is also a SGF editor, supporting most of commonly used SGF FF4 properties, and features a node tree view, a variation table. You can use EasyGo to record your own games, create your own problems, and switch to problem mode to test at anytime.
4. Easy import/Export
You can zip all your sgf files and transfer to EasyGo via iTunes file sharing or WiFi transfer.You can also download sgf/zip files from mobile safari and import to EasyGo easily. Mail attachment can also be imported to EasyGo. EasyGo will be installed to handle SGF/ZIP files, and can import files from many mobile app(such as Dropbox).
More features:
• Supports browse your games/problems in list or grid view
• Sort games by player name, game date, game name
• Shuffle games or problems
• Bookmark system problems to user library, add any game or problem to favorites, and assign multiple tags to game
• Supports comment edit, add black, add white, add triangle, square, remove node tree, insert node, etc.
• Create a problem by crop part of the current board position
• Rotate and flip game
• Auto replay, speed can be adjusted
• Organize by folders, supports batch edit: move, copy, delete, mail, export to iTunes folder, You can reorder the games by drag the standard iOS order control
• Supports drag and drop to adjust different views, pinch in the comment view to adjust font
• Built in file man
EasyGo - Tsumego, SGF editor iPhone
EasyGo - Tsumego, SGF editor gets 100+ downloads a day worldwide (AppInsider estimate, October 2026, rounded down to a band).
EasyGo - Tsumego, SGF editor is #82 in Sports Grossing in Russia and charting in 1 of 30 countries we track.
Updated 24 Oct 2026 · rankings refresh through the day
Developer翔 赵
CategorySports
PriceFree
Released
Rating★ 4.9 (25)
Version1.9.8
Age rating17+
First seen by us
17 Oct 2026
17 Oct 2026Installs (est.)100k+ worldwide
Rating
4.9 ★
25 ratings
Measured
Best rank now
#82
Sports GrossingMeasured
EasyGo - Tsumego, SGF editor on the App Store
App details
App ID
543012893
Publisher
翔 赵
Publisher country
100055
On the store since
Jul 2012
14 years on the store
Minimum OS
iOS 9.0+
iPhone 4s and later
Devices
iPhone · iPad · Watch
Universal purchase · Game Center
Content rating
17+
1 content note below
Languages
3
EN JA ZH
Size
21 MB
Also listed in
Education
Content notesUnrestricted Web Access
EasyGo - Tsumego, SGF editor downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where EasyGo - Tsumego, SGF editor's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in EasyGo - Tsumego, SGF editor before Apple and Google take their fee.
How this is calculated
Not on any Top Grossing chart: monthly active users × spend per user for its category, measured on the charted apps nearest the bottom of the charts.
Business model: In-app purchase-led
How EasyGo - Tsumego, SGF editor makes money: subscriptions, one-off purchases and ads.
In-app purchases
One-off purchases
/mo
of revenue
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Russia | SportsGrossing | #82 |
Apps near EasyGo - Tsumego, SGF editor on the chart
Sports Grossing, around #82.
Ratings
App Store, worldwide.
Rating
4.9 ★
25 ratings
Measured
Ratings
25
Measured
About EasyGo - Tsumego, SGF editor
V1.9 Added WiFi transfer, supports TYGEM(.gib) game format, and you can download TYGEM user games directly within EasyGo.
V1.8 Introduced an online repository to download games, problems shared by other users. Print multiple problems per one page.
V1.7.2: Introduced a new Joseki mode. V1.7 Added favorites, tag support, and Fuseki search.
EasyGo is a multi-function go software designed to help you improve your go skills and enjoy the go game:
1. Extensive problems bundled
EasyGo has total 2400 problems bundled ranging from basics, life and death, tesuji and endgame. And the 893 problems on life and death have extensive variations built in to respond to all of your possible moves.
2. A lot of ways to study problems
• Problem Practice - Sort problems by total tried times, wrong times, and win rate. Random swap color and rotate board.
• Problem Test - Take standard test(20 problems in 10 minutes) or custom test, in which you can customize the total problem number, test time.The standard tests for the bundled problems are integrated with game center leaderboard. Test history is saved automatically. And you can review all the problems answered incorrectly later.
• Spaced Repetition System - EasyGo includes a spaced repetition system (SRS) to help you study go problems more effectively. Basically, it works like this: you are shown a problem and you choose “Fail”, “Hard”, or “Easy” according to how well you know it. The system will automatically present the problem again for review in the future. That is, EasyGo works like a flashcard application.
3. Game records browse/edit/replay
EasyGo is also a SGF editor, supporting most of commonly used SGF FF4 properties, and features a node tree view, a variation table. You can use EasyGo to record your own games, create your own problems, and switch to problem mode to test at anytime.
4. Easy import/Export
You can zip all your sgf files and transfer to EasyGo via iTunes file sharing or WiFi transfer.You can also download sgf/zip files from mobile safari and import to EasyGo easily. Mail attachment can also be imported to EasyGo. EasyGo will be installed to handle SGF/ZIP files, and can import files from many mobile app(such as Dropbox).
More features:
• Supports browse your games/problems in list or grid view
• Sort games by player name, game date, game name
• Shuffle games or problems
• Bookmark system problems to user library, add any game or problem to favorites, and assign multiple tags to game
• Supports comment edit, add black, add white, add triangle, square, remove node tree, insert node, etc.
• Create a problem by crop part of the current board position
• Rotate and flip game
• Auto replay, speed can be adjusted
• Organize by folders, supports batch edit: move, copy, delete, mail, export to iTunes folder, You can reorder the games by drag the standard iOS order control
• Supports drag and drop to adjust different views, pinch in the comment view to adjust font
• Built in file man
V1.8 Introduced an online repository to download games, problems shared by other users. Print multiple problems per one page.
V1.7.2: Introduced a new Joseki mode. V1.7 Added favorites, tag support, and Fuseki search.
EasyGo is a multi-function go software designed to help you improve your go skills and enjoy the go game:
1. Extensive problems bundled
EasyGo has total 2400 problems bundled ranging from basics, life and death, tesuji and endgame. And the 893 problems on life and death have extensive variations built in to respond to all of your possible moves.
2. A lot of ways to study problems
• Problem Practice - Sort problems by total tried times, wrong times, and win rate. Random swap color and rotate board.
• Problem Test - Take standard test(20 problems in 10 minutes) or custom test, in which you can customize the total problem number, test time.The standard tests for the bundled problems are integrated with game center leaderboard. Test history is saved automatically. And you can review all the problems answered incorrectly later.
• Spaced Repetition System - EasyGo includes a spaced repetition system (SRS) to help you study go problems more effectively. Basically, it works like this: you are shown a problem and you choose “Fail”, “Hard”, or “Easy” according to how well you know it. The system will automatically present the problem again for review in the future. That is, EasyGo works like a flashcard application.
3. Game records browse/edit/replay
EasyGo is also a SGF editor, supporting most of commonly used SGF FF4 properties, and features a node tree view, a variation table. You can use EasyGo to record your own games, create your own problems, and switch to problem mode to test at anytime.
4. Easy import/Export
You can zip all your sgf files and transfer to EasyGo via iTunes file sharing or WiFi transfer.You can also download sgf/zip files from mobile safari and import to EasyGo easily. Mail attachment can also be imported to EasyGo. EasyGo will be installed to handle SGF/ZIP files, and can import files from many mobile app(such as Dropbox).
More features:
• Supports browse your games/problems in list or grid view
• Sort games by player name, game date, game name
• Shuffle games or problems
• Bookmark system problems to user library, add any game or problem to favorites, and assign multiple tags to game
• Supports comment edit, add black, add white, add triangle, square, remove node tree, insert node, etc.
• Create a problem by crop part of the current board position
• Rotate and flip game
• Auto replay, speed can be adjusted
• Organize by folders, supports batch edit: move, copy, delete, mail, export to iTunes folder, You can reorder the games by drag the standard iOS order control
• Supports drag and drop to adjust different views, pinch in the comment view to adjust font
• Built in file man
Latest updates
1.9.8
Supports iPad mini 6 and minor fixes.
Added Japanese localization.
More from 翔 赵
EasyGo - Katago AI Tsumego SGF Android
EasyGo - Katago AI Tsumego SGF gets 100+ downloads a day worldwide (AppInsider estimate, October 2026, rounded down to a band).
EasyGo - Katago AI Tsumego SGF is #127 in Games › Board Free on Google Play in Japan and charting in 3 of 23 countries we track.
Updated 24 Oct 2026 · rankings refresh through the day
DeveloperQiQi Studio
CategoryGames › Board
PriceFree
Released
Installs10k+
Rating★ 4.6 (388)
Updated
Content ratingEveryone
Rating
4.6 ★
388 ratings
Measured
Best rank now
#127
Games › Board FreeMeasured
EasyGo - Katago AI Tsumego SGF at a glance
AI summary written from our chart and store data. It can be wrong: check the numbers above.
Board Game Minimalist Abstract medium sessions Premium
#go #ai #study #sgf #puzzle #offline
EasyGo - Katago AI Tsumego SGF on Google Play
App details
App ID
com.jiaxiang.easygo
Publisher
Xiang Zhao
Publisher country
100055
Content rating
Everyone
EasyGo - Katago AI Tsumego SGF downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Where EasyGo - Katago AI Tsumego SGF's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in EasyGo - Katago AI Tsumego SGF before Apple and Google take their fee.
How this is calculated
Not on any Top Grossing chart: monthly active users × spend per user for its category, measured on the charted apps nearest the bottom of the charts.
Business model: In-app purchase-led
How EasyGo - Katago AI Tsumego SGF makes money: subscriptions, one-off purchases and ads.
In-app purchases
One-off purchases
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 23 countries.
| Country | Charts | Rank |
|---|---|---|
| Japan | Games › BoardFree | #127 |
 South Korea | Games › BoardFree | #92 |
| Taiwan | Games › BoardFree | #59 |
Apps near EasyGo - Katago AI Tsumego SGF on the chart
Games › Board Free, around #127.
Ratings
Google Play, worldwide.
Rating
4.6 ★
388 ratings
Measured
Ratings
388
Measured
Written reviews
7
Measured
About EasyGo - Katago AI Tsumego SGF
From the creator of EasyGo for iOS, EasyGo for Android is a complete Go, Weiqi, and Baduk study app redesigned after 14 years to help you play, study, solve, and improve.
Whether you're reviewing games, playing against AI, tackling tsumego, or learning joseki, EasyGo brings everything together in one powerful offline tool.
1. NEW: OFFLINE AI PLAY & ANALYSIS
Play and review with on-device KataGo AI. No server required.
• Play AI games offline with KaTrain-style calibrated ranks and human-style models for natural practice at different strengths
• Analyze positions with candidate moves, win rates, score estimates, territory estimates, and variations
• Start AI play from existing SGF files, review AI games like normal SGFs, and continue from saved AI sessions
• Use the bundled lightweight model, download curated models, or import your own KataGo-compatible model files
• Choose CPU, OpenCL, or optimized TFLite KataGo engines
2. MASTER GO, WEIQI & BADUK WITH PROBLEMS & STUDY TOOLS
Sharpen your skills with 2,400+ built-in problems covering fundamentals, life and death (tsumego), tesuji, joseki, and endgame techniques.
Practice with built-in collections, imported SGF problems, or problems you create from game positions.
With 893 life-and-death problems featuring extensive variations, you'll explore many responses and build deeper understanding.
• Daily Problems: Build a consistent training habit with three problems each day: Easy, Medium, and Hard.
• Problem Practice: Customize sessions by attempt count, mistake history, or success rate. Add variety by randomizing color and board orientation.
• Spaced Repetition System (SRS): After solving a problem, rate it as Fail, Hard, or Easy, and EasyGo schedules it for review like smart flashcards.
• Interactive Joseki Practice: Go beyond rote memorization. EasyGo guides you through valid joseki variations for both Black and White.
• Local Profiles: Keep separate problem stats, SRS progress, daily state, and recent activity while sharing library content.
3. FULL-FEATURED SGF EDITOR
Record games, create problems, review professional matches, or study AI games with EasyGo's intuitive SGF editor.
• Full SGF FF[4] support
• Visual node tree for easy navigation
• Instantly switch between edit mode and problem-solving mode
• Split a game from a variation point into separate games
• Create a problem from the current board position, using the full board or a selected area
• Replay mode, full-screen mode, markup tools, comments, setup stones, and node-tree editing
4. SEAMLESS IMPORT & EXPORT
• Batch import SGF or ZIP files
• Open SGF files from other apps
• Share one or multiple games as SGF/ZIP files
• Save and export compatible AI analysis data in SGF files
5. MORE FEATURES TO LOVE
• Works offline, including Daily Problems and on-device AI
• Modern, responsive interface with full Dark Theme support
• Tablet-optimized with automatic layout selection
• Practice alternative variations for any problem
• Organize
Whether you're reviewing games, playing against AI, tackling tsumego, or learning joseki, EasyGo brings everything together in one powerful offline tool.
1. NEW: OFFLINE AI PLAY & ANALYSIS
Play and review with on-device KataGo AI. No server required.
• Play AI games offline with KaTrain-style calibrated ranks and human-style models for natural practice at different strengths
• Analyze positions with candidate moves, win rates, score estimates, territory estimates, and variations
• Start AI play from existing SGF files, review AI games like normal SGFs, and continue from saved AI sessions
• Use the bundled lightweight model, download curated models, or import your own KataGo-compatible model files
• Choose CPU, OpenCL, or optimized TFLite KataGo engines
2. MASTER GO, WEIQI & BADUK WITH PROBLEMS & STUDY TOOLS
Sharpen your skills with 2,400+ built-in problems covering fundamentals, life and death (tsumego), tesuji, joseki, and endgame techniques.
Practice with built-in collections, imported SGF problems, or problems you create from game positions.
With 893 life-and-death problems featuring extensive variations, you'll explore many responses and build deeper understanding.
• Daily Problems: Build a consistent training habit with three problems each day: Easy, Medium, and Hard.
• Problem Practice: Customize sessions by attempt count, mistake history, or success rate. Add variety by randomizing color and board orientation.
• Spaced Repetition System (SRS): After solving a problem, rate it as Fail, Hard, or Easy, and EasyGo schedules it for review like smart flashcards.
• Interactive Joseki Practice: Go beyond rote memorization. EasyGo guides you through valid joseki variations for both Black and White.
• Local Profiles: Keep separate problem stats, SRS progress, daily state, and recent activity while sharing library content.
3. FULL-FEATURED SGF EDITOR
Record games, create problems, review professional matches, or study AI games with EasyGo's intuitive SGF editor.
• Full SGF FF[4] support
• Visual node tree for easy navigation
• Instantly switch between edit mode and problem-solving mode
• Split a game from a variation point into separate games
• Create a problem from the current board position, using the full board or a selected area
• Replay mode, full-screen mode, markup tools, comments, setup stones, and node-tree editing
4. SEAMLESS IMPORT & EXPORT
• Batch import SGF or ZIP files
• Open SGF files from other apps
• Share one or multiple games as SGF/ZIP files
• Save and export compatible AI analysis data in SGF files
5. MORE FEATURES TO LOVE
• Works offline, including Daily Problems and on-device AI
• Modern, responsive interface with full Dark Theme support
• Tablet-optimized with automatic layout selection
• Practice alternative variations for any problem
• Organize
What's new in 1.4.2
🎉 12 languages, plus updated KataGo engines and models!
✨ What's New:
• Added French, German, Russian, Spanish, Vietnamese, Italian, and Brazilian Portuguese
• Back up and restore your library and SRS progress
• Create tags for problems and games
• Preview, drag, and release moves in AI Play
• Mark bad moves in variation trees
• Updated KataGo AI engines and models
• More editor and board options
🐛 Fixes:
• Fixed HumanSL crashes, AI overlay settings, and double-tap zoom
✨ What's New:
• Added French, German, Russian, Spanish, Vietnamese, Italian, and Brazilian Portuguese
• Back up and restore your library and SRS progress
• Create tags for problems and games
• Preview, drag, and release moves in AI Play
• Mark bad moves in variation trees
• Updated KataGo AI engines and models
• More editor and board options
🐛 Fixes:
• Fixed HumanSL crashes, AI overlay settings, and double-tap zoom