Angry Birds Project R isn't an official Rovio release but a highly popular built using the original Angry Birds Classic (2.3.0) as a foundation. It’s part of a "return-to-form" movement led by a developer named JPAgain (Jeremiah Plays Again) to bring back the classic slingshot gameplay that fans felt was missing after Rovio delisted older titles. The Story Behind the Project
The "repack repack" is typically 380–420 MB . If you see 1.1 GB, you have the original repack, not the double. angry birds project r download android repack repack
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: The primary hosting site where the latest version (currently 3.0.5 ) is maintained. Angry Birds Project R isn't an official Rovio