: A new reward system where 1 Demon Star equals roughly 250 regular stars. Important Note on APKs
: 2.2 introduced heavy visual effects (shaders) that caused lag. 2.21 optimizes how these are rendered, allowing lower-end devices to play high-detail levels. Bug Resolution
: A new world-map system featuring user-created platformer levels, themed areas, and secret shops.
: Additional platformer-style levels within the Tower mode.
Here is an informative review and breakdown of what Version 2.211/2.21 offers, the risks of downloading APKs, and whether it is actually "better."