Kurotto Extreme vs Ball Sorting In Tubes
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Kurotto Extreme
A logic puzzle game originating from Japan with simple rules for hours of engaging challenges. Fill empty cells based on numbered circles indicating continuous black cells, with no time limits and autosave functionality.
- 350+ challenges across 7 difficulty levels
- 7 new daily challenges
- Autosave progress
- No time limits
- 2 global leaderboards
- Full tutorial
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This game originated in Japan. The rules are really simple so you could enjoy hours of challenges, from easy to complex difficulty. Fill in some of the empty cells with the following rules: 1. The number in a circle indicates the total number of continuous black cells extending from it, vertically and horizontally. 2. Dragon circles may have any number of black cells around them. 3. Cells with circles cannot be colored. This game includes: + 350 challenges across 7 levels of difficulty. + 7 new daily challenges (1 per level of difficulty) + Autosave of your progress solving a grid so you could pause and resume as you wish. + No time limits to complete a challenge + 2 global leaderboards + Full Tutorial + and many more capabilities
Ball Sorting In Tubes
Engage your mind with this colorful puzzle game. Sort balls of the same color into their respective tubes by tapping and moving them. Offers customizable backgrounds and difficulty options to enhance your gameplay experience.
- Color ball sorting gameplay
- Customizable backgrounds
- Level skipping option
- Easy mode for assistance
- Undo and helper tube in-app purchases
- Collectible ball variants
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This is an exciting puzzle game that will make your gears grind. You are able to customize your game with different backgrounds that improve your experience. And don't worry if you get stuck on a single level because you are allowed to skip ahead to any level on the page that you are on, but you cannot move onto the next page without completing your current one. And when you think that it could be impossible, try out easy mode to help you along to completing your level! How To Play: -Tap a single tube to move the ball at the top above the tube, then choose another tube to move that ball and balls with the same color along with it. -You are only allowed to move a ball into a tube if the balls at the top are the same color or if the other tube is empty. -Balls of the same color in the tube that you are trying to move will move with the top ball so make sure there is enough space for all of them! Features: -An undo and a tiny tube that you can buy with coins to make the level easier -Several backgrounds that you can purchase with coins from winning levels -Several ball variants that you can choose from to make your experience better
Screenshots
Verdict
The clearest difference is in-app purchases: Kurotto Extreme at none against Ball Sorting In Tubes's 2. Ball Sorting In Tubes's advantage is update cadence (every 2 weeks vs every 22 months) and ratings volume (7 vs 1). On price, rating, review sentiment 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
Both are free to download. Ball Sorting In Tubes sells 2 one-off in-app purchases. Kurotto Extreme asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Kurotto Extreme against 5.0 for Ball Sorting In Tubes. That said, the two scores are not equally well evidenced: Ball Sorting In Tubes has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
Kurotto Extreme ships an update every 22 months, Ball Sorting In Tubes every 2 weeks. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.
| Parameter | Kurotto Extreme | Ball Sorting In Tubes |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (7 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1 | 7 — better |
| Update frequency | Every 22 months | Every 2 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 22 MB | 128 MB |
| Age rating | 4+ | 9+ |
| Developer | Christophe Baranger | Nutron Labs |
Customer experience
Kurotto Extreme
Ball Sorting In Tubes
In-app purchases
Kurotto Extreme
No in-app purchases
Ball Sorting In Tubes
- Cat Background$1.99
- Remove Ads$2.99
Questions
Is Kurotto Extreme free?
Is Ball Sorting In Tubes free?
Which has better reviews, Kurotto Extreme or Ball Sorting In Tubes?
Do Kurotto Extreme or Ball Sorting In Tubes have ads?
Which is updated more often, Kurotto Extreme or Ball Sorting In Tubes?
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