If you want to backup your site, snatchcode is web service that will allows you to backup your site. No download is required for backup site. It is very simple and easy to use anybody. You must create an account in snatchcode for backup your site.
The users provide ftp information of the folder it will backup automatically. Every time snatchcode system takes website backup. User will be getting a e-mail about it. All the backups are available to be downloaded from SnatchCode dashboard. You can backup your wordpress blog easily.