Get FREE extra 1GB Dropbox storage by linking yournaccount with the Mailbox app on your iPhone/iPad/iPod.
All you need to do is download Mailbox app. Then navigate to settings and choose connect to Dropbox. That’s it. You can remove Mailbox after that if you want to or keep using it. It’s the best gmail app you can get for iOS devices.
[If you don’t have a ios device, get someone who have and link your account. You should get the 1 GB extra in a min or so. Remove the app from friends ios device and you are done.]