10/10. The "Extra Quality" label was an understatement. It was the best Sonic game on mobile, official or otherwise.
Regarding the Android port and extra quality, it's possible that you're referring to a modified or enhanced version of the game optimized for Android devices. Some fan games, including Sonic Dimensions, have been ported to Android using emulators or custom engines. These ports can sometimes offer improved performance, graphics, or additional features. sonic dimensions fan game android extra quality
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Follow these steps for the installation: including Sonic Dimensions