This app was mentioned in 6 comments, with an average of 0.83 upvotes
Not a sys admin but I use WebSharing Lite from time to time to move files on and off my phone if i don't have a cable handy. i think their is a paid version but the lite does everything i need.
Cable, cloud. If need something fast, I'm using this: https://play.google.com/store/apps/details?id=nextapp.websharing