LG phone won't show on my iMac

Hi

I have a LG phone (G3 vigor) working on Android. When I connect it to my iMac (Yosemite 10.10.5) with a USB cable, it won't show up on the screen.

Anything I can do about it, apart from buying a iphone?

via ehMac.ca http://ift.tt/29cGyeo