I use CrashPlan, though there were some issues when I tried to restore deleted files (my fault, really). They offer a 30-day trial. If you try it, like it enou

I use CrashPlan, though there were some issues when I tried to restore deleted files (my fault, really). They offer a 30-day trial. If you try it, like it enough and are willing to wait, they often have promotions for the first year (for Black Friday last year, it was a tiered discount depending on how early you signed up).