Photo Mule
Photo Mule provides a seamless Flickr upload experience for Android handsets. As you take
pictures with your camera application, Photo Mule uploads them to Flickr in the background. Photo Mule is shipped
as both a free and paid application.
The main screen; you see this when you're successfully authenticated.
The menu from which you may change users or make settings changes.
The authentication process; this is only required once to link your Flickr account.
On first install, you have the option to upload all the pictures you've already taken.