Office 365 Backup Tool
$5, paid once
Windows 10 (64-bit), Windows Server 2012 and 2016
Checked 10 Oct 2026
Plans and prices
Mailbakup pricing
Google Apps Backup Tool
$25, paid once
No file size limitation stated; tested with 2 TB
Checked 10 Oct 2026
Windows 10 (64-bit), Windows Server 2012 and 2016
Checked 10 Oct 2026
No file size limitation stated; tested with 2 TB
Checked 10 Oct 2026