Product by Acronis
Acronis Backup Cloud is a safe, scalable, hybrid cloud solution that protects all your systems and devices, anytime, anywhere. Acronis provides backup, disaster recovery, and secure data access for SMBs and enterprise clients. Acronis solutions include physical, virtual and cloud server backup software, storage management, secure file sharing and system deployment. It’s the ultimate protection for Microsoft Office 365 email, contacts, calendar and attachments.
Consumption based plans that starts at zero GB, scaled up without any cap on how much you can use and you are billed at the end of the billing cycle for the amount of storage you have consumed. Your billing cycle starts the day you signup. If you decide to cancel before the end of billing cycle you will be charged for the consumption up to that cancellation date.