I'm sure either of those would be ok

I've got a maxtor one, had it for a couple of years.

Or you could try this

User Posted Link

Runs discretely in the background backing up files. It does one big back up to start with and then new files and changes each day. Costs around ?3 per month. If you use an offer code you could save a few quid on the first couple of months subscription. I use it, as well as the external hard drive.

Posted By: KentonCanary, Mar 13, 10:48:55