Comparison

Tsumego Pro (Go problems) vs CrazyStone DeepLearning

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Tsumego Pro (Go problems)

Enhance your Go skills with a vast library of tsumego puzzles. Learn from detailed solutions and explore variations to understand mistakes. Features daily problems, adaptive difficulty, and customizable game settings.

Highlights
  • Daily tsumego problems
  • Adaptive difficulty modes
  • Detailed solutions and bad variations
  • Color selection (black, white, random)
  • Hint system
  • Book theme
Features
Read full description

Improve your Go game (weiqi, baduk) with Tsumego Pro and its large collection of tsumego problems! Each problem contains all valid answers and a lot of bad variations, to help you know why you are wrong. Features: - 6 daily problems - A simple mode: try to solve all problems in each package - A progress mode: the difficulty increases or decreases depending on your level - Choose your color (black, white, random) - Browse the solution, or just get a hint - A book theme (black and white)

About

CrazyStone DeepLearning

Play the game of Go against a powerful AI or other players worldwide. Test your skills with certification exams and track your progress in rating mode. Offers various board sizes and difficulty levels for all players.

Highlights
  • Online Go games against global players
  • IAGA Rating Certification Tests
  • 17 levels of play from 15k to 2d
  • Export/import SGF game files
  • Rating Mode with game history
  • Human vs Computer and Human vs Human modes
Features
Read full description

The strongest, the best Go app in the world based on Crazy Stone employing Deep Learning technology ! *New Features* -We have introduced an online game feature. Enjoy online games against players all over the world ! -IAGA Rating Certification Tests Challenge the Dan/Kyu tests provided by the International AI Go Association. -Premium Membership Completely ad free, higher levels and additional features for Premium Members. Crazy Stone has made a huge step forward by combining Deep Neural Networks with Monte Carlo Tree Search. The highest level of Crazy Stone Deep Learning has achieved 5d in kgs rating and in this lite version, we have provided you the highest level of 2d for FREE! * 17 levels of play from 15k to 2d There are 17 levels of play (15k-2d) for all the board sizes. Crazy Stone has improved not only in strength, but also in his style of play and the lower levels are perfect for players who want to learn the game of Go. Now, the strongest level for Premium Members is 5d. * IAGA Rating Certification Test Challenge the Dan/Kyu tests provided by the International AI Go Association. You will be awarded certificate images if you pass the tests. (You will need to register an AI Game Account to challenge the tests. Registration is free)  * Export and import sgf game files You will be able to import and export game records in sgf format from other apps. Also you can copy game record data to the clipboard. * Rating Mode Test your skills with serious games against the AI, keeps track of the results of your games and the history of your rating! The Rating Mode will be partly unlocked if you reach 7k IAGA Rating. If you become a premium member, all of the Rating Mode features will be unlocked immediately. * Other features ・Friendly 3 input methods You can choose from 3 options of input methods (Zoom, Cursor & Touch). ・17 levels of play for each board size (9x9, 13x13, 19x19) ・Human vs Computer, Human vs Human (sharing a single device) ・Computer vs Computer Games ・Handicap games, variable options of Komi ・Hint (suggest) ・Instant Undo (available even when the computer is thinking) ・Automatic territory calculation ・Japanese/Chinese Rules ・Suspend/Re-start games ・Save/Load game record in sgf files ・Automatic and manual replay of a game record ・Highlight the last move ・COM resign feature ・Byoyomi games (You will not be able to select computer level in timed games) ・Atari warning ・Highlight the last move ・Play speed can be adjusted ■ Subscription Details The benefits of Premium Members are: -Completely ad free -Maximum AI playing strength will rise to 5dan -Play Rating Mode for all 3 board sizes -Challenge the IAGA Certification Tests higher than 7kyu About the subscription -Monthly Subscription for Premium Membership. -Customers will be charged a monthly fee to their iTunes Account. -The Subscription will be renewed automatically unless cancelled more than 24 hours before the end of it's current period. -Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. How to cancel the subscription -Form the app Touch the Manage Subscription button and then touch Cancel Subscription. -From your device Move to Settings > iTunes Store and App Store > Apple ID > Subscription -It is not possible to prorate usage fees, cancel or refund the subscription for the current period. -After cancelling the subscription, you will be able to play Engine Server Games until the current subscription period expires. Privacy Policy https://www.unbalance.co.jp/privacy/en/igominna/ Terms of Use https://www.unbalance.co.jp/eula/en/igominna/ * This app is certified by International AI Go Association

Screenshots

Tsumego Pro (Go problems)4 screens
CrazyStone DeepLearning4 screens

Verdict

The call

The clearest difference is rating: CrazyStone DeepLearning at 4.7 against Tsumego Pro (Go problems)'s 4.5. Tsumego Pro (Go problems)'s advantage is update cadence (every 3 weeks vs every 2 months). On price, review sentiment, ratings volume and ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Tsumego Pro (Go problems) sells 12 one-off in-app purchases and CrazyStone DeepLearning sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

CrazyStone DeepLearning holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 1.8K and 1K respectively. Written reviews complicate that: 74% of Tsumego Pro (Go problems)'s written reviews are positive against 72% of CrazyStone DeepLearning's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Tsumego Pro (Go problems) ships an update every 3 weeks, CrazyStone DeepLearning every 2 months. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.

Scorecard2 real differences · 8 level
Tsumego Pro (Go problems) versus CrazyStone DeepLearning: the parameters behind the verdict, then further details
ParameterTsumego Pro (Go problems)CrazyStone DeepLearning
PriceFreeFree
Rating4.5 (1.8K ratings)4.7 (1K ratings) — better
Positive reviews74.1% of reviews — better71.5% of reviews
Number of ratings1.8K — better1K
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.0 — better
Further details — not scored
Size14 MB165 MB
Age rating4+4+
DeveloperEmmanuel MathisUNBALANCE Corporation

Customer experience

Tsumego Pro (Go problems)

All ratings1,780 ratings
Positive89.9%
Neutral4.0%
Negative6.1%
Written reviews255 reviews
Positive74.1%
Neutral9.4%
Negative16.5%

CrazyStone DeepLearning

All ratings1,012 ratings
Positive92.7%
Neutral2.8%
Negative4.5%
Written reviews130 reviews
Positive71.5%
Neutral6.9%
Negative21.5%

User reviews

Tsumego Pro (Go problems)

From 1.8K App Store ratings

What we love

  • 👍 Stimulate thinking
  • 👍 Minimalistic, Gets the Job Done
  • 👍 Great app for learning Go on the move!
  • 👍 Great app
  • 👍 Amazing Go app

Room to improve

  • 🐛 Do Not Buy All-Access Pack
  • 🐛 Sometimes it says resolved when black loses
  • 🐛 Not for beginners, not helpful at all
  • 🐛 Decent - room for improvement
  • 🐛 Lacking feedback, errors, & lack of control

CrazyStone DeepLearning

From 1K App Store ratings

What we love

  • 👍 Great for learning Go
  • 🎮 Enjoyable gameplay
  • 💪 Strong AI opponent
  • 🎨 Good visual design

Room to improve

  • 🙄 Excessive ads
  • ⏱️ Extremely long ads
  • 🤖 AI difficulty too high for beginners
  • 🔒 Inability to close ads

Bugs and requests

Tsumego Pro (Go problems)

Reported bugs

3 issues
  • Purchases do not work
  • Incorrect problems
  • Issues with the progress mode and problem selection

Requested features

6 requests
  • Explanation when a move is correct or incorrect
  • More explanations and instructions for beginners
  • Ability to play out variations and see different outcomes
  • Consistent difficulty ratings for problems
  • Ability to bookmark and revisit problems
Show 1 more
  • More content and problem sets

CrazyStone DeepLearning

Reported bugs

3 issues
  • Issues with input method and stone placement
  • Sound not working
  • Saved game state causing issues with ads

Requested features

5 requests
  • More advanced levels
  • Ability to replay and explore game variations
  • Option to slow down AI response
  • Landscape mode support
  • Analysis mode for premium users

In-app purchases

12 purchases

Tsumego Pro (Go problems)

One-time12
  • +150 Basic Problems$0.99
  • +150 Intermediate problems$0.99
  • +150 Easy problems$0.99
Show 9 more
  • Beginner problems$1.99
  • Elementary problems$1.99
  • Intermediate problems$1.99
  • Advanced problems$1.99
  • Advanced problems #2$1.99
  • Basic tesuji$1.99
  • Daily problems - Easy$1.99
  • Daily problems - Hard$1.99
  • All-Access Pass$9.99
1 purchases

CrazyStone DeepLearning

Subscriptions1
  • CrazyStone DL Subscription$2.991 Month

Questions

Is Tsumego Pro (Go problems) free?
Tsumego Pro (Go problems) is free to download, with in-app purchases available.
Is CrazyStone DeepLearning free?
CrazyStone DeepLearning is free to download, with in-app purchases available.
Which has better reviews, Tsumego Pro (Go problems) or CrazyStone DeepLearning?
CrazyStone DeepLearning is rated higher. Tsumego Pro (Go problems) averages 4.5 out of 5 from 1.8K ratings, while CrazyStone DeepLearning averages 4.7 from 1K ratings.
Do Tsumego Pro (Go problems) or CrazyStone DeepLearning have ads?
Both Tsumego Pro (Go problems) and CrazyStone DeepLearning show ads.
Which is updated more often, Tsumego Pro (Go problems) or CrazyStone DeepLearning?
Tsumego Pro (Go problems) ships an update every 3 weeks, and CrazyStone DeepLearning every 2 months. Most recently, Tsumego Pro (Go problems) was updated on September 24, 2026 and CrazyStone DeepLearning on September 23, 2026.

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