Virtru Email Encryption vs Zivver Secure Email Gateway: Side-by-Side Comparison (2026)

Virtru Email Encryption: End-to-end email encryption for Gmail and Outlook with access controls. built by Virtru. Core capabilities include End-to-end encryption for email messages and attachments, One-click encryption plugin for Gmail and Outlook, Granular access controls including forwarding disable and expiration dates..

Zivver Secure Email Gateway: Secure email gateway with automated DLP and zero-knowledge encryption. built by Zivver. Core capabilities include Automated sensitive data detection in outbound emails, Zero-knowledge encryption for all outgoing emails, Rule-based security policy enforcement..

Both serve the Email Encryption market but differ in approach, feature depth, and target audience.

Virtru Email Encryption differentiates with End-to-end encryption for email messages and attachments, One-click encryption plugin for Gmail and Outlook, Granular access controls including forwarding disable and expiration dates. Zivver Secure Email Gateway differentiates with Automated sensitive data detection in outbound emails, Zero-knowledge encryption for all outgoing emails, Rule-based security policy enforcement.

Virtru Email Encryption is developed by Virtru. Zivver Secure Email Gateway is developed by Zivver. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Virtru Email Encryption integrates with Gmail, Microsoft Outlook, Microsoft 365, Google Workspace, Google CSE and 3 more. Zivver Secure Email Gateway integrates with Microsoft 365, Outlook, Gmail. Check integration compatibility with your existing security stack before deciding.

Virtru Email Encryption and Zivver Secure Email Gateway serve similar Email Encryption use cases: both are Email Encryption tools, both cover Encryption. Review the feature comparison above to determine which fits your requirements.