Rockfest KC Publisher: AVAI Mobile Genre: Entertainment Released: 11 May, 2015 Size: 41.6 MB Price: FREE! Click here to request a review of this app App Store Info Description The official festival app for 98.9 The Rock’s Rockfest, the BIGGEST one-day music festival in the country! What's New in Version 4722.522.1 Updated for 2016! Screenshots Screenshot 1 of 5