Which Gimbal Stabalizers does FiLMiC Pro support?

Whilst all gimbals designed for use with your smartphone will work well with FiLMiC Pro, the only gimbal that currently allows you to adjust elements of FiLMiC Pro from the gimbal itself is the DJI OSMO Mobile. The OSMO Mobile's main functionality is demonstrated in this short tutorial and also covered in the FiLMiC Pro v6 User Manual:

Gimbals such as those made by Zhiyun and FeiyuTech require that you touch the screen to control FiLMiC Pro.