Unfortunately not. Unite works only on local WiFi networks. As a side note, public networks like Starbucks free WiFi won't work because they assign different IPs to different devices.
I never used this, i know we can transfer data from one phone to another with a mobile phone transfer app, and we should connect two mobile phones to computer at the same time.
Comments
http://giderosmobile.com/forum/discussion/1371/gideros-unite-framework-for-multiplayer-mobile-games/p1
Fragmenter - animated loop machine and IKONOMIKON - the memory game
http://appcodingeasy.com/Gideros-Mobile/Using-LuaSocket-in-Gideros
Fragmenter - animated loop machine and IKONOMIKON - the memory game