Hi people, if you have the Adobe Creative Cloud, you can play around with Adobe Fuse and let the Characters translate to FBX Format via MIXAMO Autorigger. You upload characters without any bone structure and let them get bones via the Autorigger. It is free to use.
https://www.mixamo.com/auto-riggerThey have a Plugin called "Face Plus" for Unity users and Motion Builder. As long as it is free, just try it out!