There are plenty of cool Tensegrity tables and stands on the market. The Tensegrity Smartphone Stand is designed for your smartphone. It can hold your phone in horizontal or vertical orientation. It levitates your phone 4 inches above the table surface. It has a 4 x 3.5″ footprint.
This is a 3D printed Tensegrity Cell Phone Stand made with PLA. It can handle 0.75 inch thick phones.