KUROSUKE Ext vs RotaStone
Price, ratings, monetisation and update history for both games, side by side ā with what reviewers say about each.
KUROSUKE Ext
Read full descriptionHide full description
It is a game to erase all the croskets. If you touch Crosket, you can erase all the croskets connected in the same color. At this time, it can not be erased without the same color crotch on the top, bottom, left, and right. If you can not erase it, a crotch will appear. The game is over when all cross marks have been erased. The time until then is registered as a grade. There are 3 difficulties.
RotaStone
Read full descriptionHide full description
RotaStone is a fun and addictive, very difficulut puzzle game! Use rotation switches to place stones into colored hexes as same as stone's color. The difficulty level increases progressively as the level goes up. Can you clear all the levels? ā How to play: - Tap the rotation switch to rotate the stones around the stone. - When you tap the rotation switch, the stones placed around it will rotate around the rotation switch. - When all colored hexes have stones of the same color, the level is cleared. ā Features: - One-finger controls - Various unique stages - No penalties! No time limit! You can enjoy it at your own pace.
Screenshots
Verdict
The clearest difference is ads: KUROSUKE Ext at none against RotaStone's shown. RotaStone's advantage is update cadence (every 2 months vs every 10 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
KUROSUKE Ext ships an update every 10 months, RotaStone every 2 months. The most recent releases landed on September 18, 2026 and September 9, 2026 respectively.
| Parameter | KUROSUKE Ext | RotaStone |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 months | Every 2 months ā better |
| Ads | No ā better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details ā not scored | ||
| Size | 26 MB | 60 MB |
| Age rating | 4+ | 4+ |
| Developer | ryo itou | radiuthree Co., Ltd |
In-app purchases
KUROSUKE Ext
No in-app purchases
RotaStone
No in-app purchases
Questions
Is KUROSUKE Ext free?
Is RotaStone free?
Do KUROSUKE Ext or RotaStone have ads?
Which is updated more often, KUROSUKE Ext or RotaStone?
Other comparisons















