The game maintains the classic physics-based slingshot mechanics but introduces unique thematic twists:
A 2015 update added "Birdwear," allowing players to unlock and equip costumes through three-day quests.
While the game received its final content update, , in December 2016, its availability has shifted over time:
Introduced in 2013, including the , Power Potion , and Homing Bird . Birdwear
: Special one-off levels added periodically to celebrate minor global events and anniversaries. Availability and Status
: Along with other classic titles, it was removed from the Apple App Store and Google Play in early 2019 for "testing purposes".