Mobile test without build

Hi all
I need to test my mobile game (IOS and Android) without make a build… It’s possibile in Unity4?

For Android there is the Unity remote app,

https://play.google.com/store/apps/details?id=com.unity3d.androidremote&feature=search_result

I haven’t tried it so I don’t know if it works or not. But maybe its worth a try.