The Enterprise plan offers many additional integrations with third-party applications, such as Microsoft’s desktop Office products as well as the cloud-based integrations available in the lower-tiered plans like Pipedrive CRM, Zoho CRM, Asana, RingCentral, and DocuSign. Therefore, it’s best for teams that want the security and flexibility of Gmail but will be using desktop office tools.
While most businesses will have such suites in place, it often falls to the email service to provide an additional layer of anti-phishing and anti-malware protection. Our reviews found a surprising variance in this department, however, ranging from very robust to completely non-existent, so be careful. Since it's such a huge liability for business owners, this could be one of the most important factors in terms of background features. At the very least, it's better than filing an insurance claim or outright losing funds due to simple social engineering tactics.
Rackspace’s Basic plan costs $2.99 per user per month and offers free email migration, premium spam and virus protection, and 25GB mailboxes. It also includes Outlook which, unlike G Suite, allows automated email scheduling, as well as web, and mobile access to email and unlimited email aliases so users can set up different email addresses without creating another account.