Your iPhone or Android smartphone already has a bunch of decent cameras for selfies and other fun videos. With a decent rig and lens set, you can get more out of it. The Movo Sevenoak SmartCine is a filmmaking smartphone rig with built-in stereo microphone, LED light, and wide-angle/fisheye lenses.
You also get a 36-LED video light with 3 output levels. SmartCine comes with a comfortable grip, adjustable clamp, and tripod mount. The grip supports smartphones from 2.2″ to 3.8″.