If you purchase a Home Plan then you will only be able to backup one computer per account, you can still purchase multiple Home Plan subscriptions if you wish.  However, we recommend you consider a Business Plan as this allows you to backup any number of computers to your account. You pay for the total storage space used across all your machines and just an additional $5.00 per month for each machine. If you have any problems backing up more computers to your account, simply call or E-mail ( This e-mail address is being protected from spam bots, you need JavaScript enabled to view it ) technical support to request additional computers on your account.