Zunu Mail. Private Emails. Zunu Mail is your private email system that encrypts your email conversations. With Zunu, you get 100% Privacy for your emails and attachments. Zunu makes your emails from Gmail and Outlook private. We use patented technology that lets you make your emails truly private. Share personal memories, collaborate on projects, or conduct business without being tracked or profiled. Built on Privacy by Design principles, Zunu shields your emails from snoopers and hackers. Zunu provides device and platform encryption to keep your emails private. Send encrypted emails from Gmail and Outlook. Get encryption for email Subject, Body and Attachment. Keep your attachments private. Device-to-device encryption that keeps downloaded attachments private on your mobile and desktop. Upgrade your email encryption. Zunu keeps emails private on both Google Mail and Outlook. You can connect as many accounts as you want. Share with more safety. Extend privacy to the recipient’s device. Zunu protects emails on the devices of the people you trust with device-to-device encryption. No Ads. No Profiling. Ever. Go Private, Go Zunu.