Software Data Cable
I recomend you to have this app in android.
Because
Easy to transfsr file to pc
Esay to transfer file to anotger android phone but has to have the same app
Ita a cool app.
Check out App "Software Data Cable" @ http://play.google.com/store/apps/details?id=com.lyy.softdatacable" Easy, fast and secure file transfer with computer and other phones!