Edit Three App Feature Videos

I have three raw screen-capture clips that showcase separate features of our mobile app (36 s, 48 s and 56 s). I need each one transformed into a polished, professional, and informative marketing spot that clearly draws the viewer’s eye to the key functionality on display... (Budget: $30 - $250 USD, Jobs: After Effects, Animation, Motion Graphics, Video Ads, Video Editing, Video Post-editing, Video Processing, Video Services)