powerdirector is the best video editor app with powerful multiple track timeline video editing, free video effects, slow motion, reverse video, edit background & more! create great voice overs & action movie effects using chroma key to produce 4k movies and share them on social media! edit phone footage just like any other video editing app. full hd movie maker power comes to your phone, with stunning video effects, smooth transitions, & voice over for video. rotate, split or trim video to make a movie with full hd picture using simple video fx, transitions, a custom voiceover or audio soundtrack. edit background with our new chroma key feature! blue screen, green screen and more- select colors in background graphics or layer greenscreen effects over your footage! put your v