DualCam PIP App - Promo Video (20 seconds)

I need a 9:16 portrait video, about 20 seconds long, that instantly grabs attention for the DualCam PIP iOS app (https://apps.apple.com/br/app/dualcam-pip/id6761638143). The piece should feel fun and energetic... (Budget: $10 - $30 USD, Jobs: After Effects, Animation, Audio Services, Commercials, Motion Graphics, Sound Design, Video Production, Voice Over)