Rocket Player 2.2 or higher is required for this app to work.Rocket Player Light Red Theme is a skin or theme app that modifies the look of our Rocket Music Player app. Once Rocket Player Light Red Theme is installed, use Rocket Player to switch to this theme in the settings. (Light->Red)Rocket Player Light Red Theme provides users who love the app’s native red, but prefer a lighter look than Rocket Player’s default theme.Should you experience issues using this theme with Rocket Player 2.2, please catch us on Google+ or Twitter or email us. Twitter: @JRTStudioGoogle+: https://plus.google.com/109028031207057249429Our website: www.jrtstudio.com