The application will need the following features. I would like to eventually have a MAC version as well.
Text and an execute manual back up button, progress bar
my documents,videos,music,browser favorites, outlook contacts
file system backups:
expandable lists of all folders and files for detected drives with checkboxes
scheduling(daily,weekly,monthly),max allowed bandwidth
all or selected
46 freelancers are bidding on average $1044 for this job
I have experience with backup applications. We should talk more about what you want. There is a whole world of things that you didn't think of here.