Light GO 9x vs Tsumego Pro (Go problems)
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Light GO 9x
This is a simple 9x9 strategy board game that is easy to learn. It offers multiple ways to play, including against a computer, a local opponent, or players worldwide via Game Center. Track your progress with leaderboards and achievements.
- 9x9 game board
- Computer opponent
- Two-player mode
- Online multiplayer via Game Center
- Leaderboards
- Achievements
- Audio on/off switch
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* It is a simple GO game(9 x 9). It is easy to play. It provides Game Center Network Battle. * To avoid the argument, App check the dead stones that not be captured after game over. * The icon below the word "NOW" shows whose turn and the piece used. * To provide the diversified playing methods and different settings below: -Computer- Your opponent is the computer. This is a practice for you. The computer makes the first move. -2 Players- Your opponent is another person. The black player makes the first move. -Network- Game Center matches the two players and computer decides the colors. You can play with all players of the world. (Please join Game Center at first.) -Leaderboards- Game Center saves the result of the games including the wins, draws and defeats of the players, and provides the Leaderboards. -Achievements- Game Center saves the players’ “Points” and provides the achievements. -Audio Switch- Turn on/off audio. * The point formula for Achievements: 1 win=3 score, 1 draw=1 score, 1 defeat=-1 score, ten scores=1 point, points=(wins x 3 + draws - defeats) / 10 * The player who exits game before game over loses the game at the network mode. * The more explanations please refer to the Readme of the app or APP Support.
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.
- Daily tsumego problems
- Adaptive difficulty modes
- Detailed solutions and bad variations
- Color selection (black, white, random)
- Hint system
- Book theme
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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)
Screenshots
Verdict
The clearest difference is review sentiment: Tsumego Pro (Go problems) at 74% against Light GO 9x's 25%. Tsumego Pro (Go problems) also leads on rating (4.5 vs 2.9) and ratings volume (1.8K vs 7). Light GO 9x's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, update cadence, 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. Light GO 9x sells 1 one-off in-app purchase and Tsumego Pro (Go problems) sells 12 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Tsumego Pro (Go problems) holds the better App Store score, 4.5 against 2.9. That said, the two scores are not equally well evidenced: Tsumego Pro (Go problems) has 1.8K ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 25% of Light GO 9x's written reviews are positive against 74% of Tsumego Pro (Go problems)'s.
Light GO 9x ships an update every 6 weeks, Tsumego Pro (Go problems) every 3 weeks. The most recent releases landed on October 1, 2026 and October 19, 2026 respectively.
| Parameter | Light GO 9x | Tsumego Pro (Go problems) |
|---|---|---|
| Price | Free | Free |
| Rating | 2.9 (7 ratings) | 4.5 (1.8K ratings) — better |
| Positive reviews | 25.0% of reviews | 74.1% of reviews — better |
| Number of ratings | 7 | 1.8K — better |
| Update frequency | Every 6 weeks | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 34 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | CHIA HO KUO | Emmanuel Mathis |
Customer experience
Light GO 9x
Tsumego Pro (Go problems)
Bugs and requests
Light GO 9x
Not enough reviews yet to summarise bugs or 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
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- More content and problem sets
In-app purchases
Light GO 9x
- Record Function$0.99
Tsumego Pro (Go problems)
- +150 Basic Problems$0.99
- +150 Intermediate problems$0.99
- +150 Easy problems$0.99
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- 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
Questions
Is Light GO 9x free?
Is Tsumego Pro (Go problems) free?
Which has better reviews, Light GO 9x or Tsumego Pro (Go problems)?
Do Light GO 9x or Tsumego Pro (Go problems) have ads?
Which is updated more often, Light GO 9x or Tsumego Pro (Go problems)?
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