Comparison

The World Go 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

The World Go

Engage in the ancient strategy game of Go with players worldwide. Practice against AI, watch master games, and connect with friends. Features unique board themes and a robust ranking system.

Highlights
  • Online multiplayer matches
  • AI practice modes
  • Watch master games
  • Friend match system
  • Customizable board themes
  • Automated scoring
  • User ranking system
Features
Read full description

This game is a Go game that can be played by online. This app has been in service since January 2015. More than 10,000 players use this app every day. 1. Play online with players around the world 2. Watching Go Masters' Play 3. Play directly with your friends as a friend add function 4. Watch the your record and send to friends it. 5. Free artificial intelligence to play from level 10 to level 1 6. A set of unique board themes provided in addition to the default board. 7. Title and title match system for high level users 8. Automated House counting System 9. Ban on bad users with manner index system Just enter your old nickname and password at welcome popup. It supports the practice with a low level GO AI for beginners. If you want to learn Go, here you can play with a lot of different levels of strong players.

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

The World Go4 screens
CrazyStone DeepLearning4 screens

Verdict

The call

The clearest difference is ads: The World Go at none against CrazyStone DeepLearning's shown. CrazyStone DeepLearning's advantage is ratings volume (1K vs 4) and review sentiment (72% vs 52%). On price, update cadence, in-app purchases and monetization model 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. The World Go sells 4 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. That said, the two scores are not equally well evidenced: CrazyStone DeepLearning has 1K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 52% of The World Go's written reviews are positive against 72% of CrazyStone DeepLearning's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on September 26, 2026.

Scorecard4 real differences · 6 level
The World Go versus CrazyStone DeepLearning: the parameters behind the verdict, then further details
ParameterThe World GoCrazyStone DeepLearning
PriceFreeFree
Rating4.5 (4 ratings)4.7 (1K ratings) — better
Positive reviews51.5% of reviews71.5% of reviews — better
Number of ratings41K — better
Update frequencyEvery 2 monthsEvery 2 months
AdsNo — betterYes
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
Size52 MB165 MB
Age rating4+4+
DeveloperMasterGamesUNBALANCE Corporation

Customer experience

The World Go

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews33 reviews
Positive51.5%
Neutral6.1%
Negative42.4%

CrazyStone DeepLearning

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

Bugs and requests

The World Go

Not enough reviews yet to summarise bugs or requests.

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

4 purchases

The World Go

One-time4
  • GO Gold 10$2.99
  • GO Gold 20$6.99
  • GO Gold 70$19.99
Show 1 more
  • GO Gold 120$34.99
1 purchases

CrazyStone DeepLearning

Subscriptions1
  • CrazyStone DL Subscription$2.991 Month

Questions

Is The World Go free?
The World Go 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, The World Go or CrazyStone DeepLearning?
CrazyStone DeepLearning is rated higher. The World Go averages 4.5 out of 5 from 4 ratings, while CrazyStone DeepLearning averages 4.7 from 1K ratings.
Do The World Go or CrazyStone DeepLearning have ads?
CrazyStone DeepLearning shows ads; The World Go does not.
Which is updated more often, The World Go or CrazyStone DeepLearning?
The World Go ships an update every 2 months, and CrazyStone DeepLearning every 2 months. Most recently, The World Go was updated on September 26, 2026 and CrazyStone DeepLearning on September 26, 2026.

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