Kolab Now Alternatives

Secure email with absolutely no compromises. Get your free encrypted email account today.

freemium €5.0 / Monthly (user - 5 GB)

Get your encrypted mailbox for free.

Warm up your cold email inbox, and never land in spam anymore!

Try for free freemium $9.0 / Monthly

mailbox.org offers a secure e-mail account for home and business use. The domain name, me@mailbox.

Google's encompassing suite of cloud-based business apps.

Zimbra is trusted by over 500 million users to increase productivity with a complete set of collaboration tools while maintaining total control over security and privacy.

Runbox is a Norwegian email service with focus on security and privacy.

Easy to use end-to-end encrypted email. Secure and private email.

freemium €2.5 / Monthly (Entry, 5GB emails,10 aliases,)

Web- and IMAP-based email service. 2GB cost 1€/month.

Riseup provides online communication tools for people and groups working on liberatory social change. We are a project to create democratic alternatives and practice self-determination by controlling our own secure means of communications.

Security extension to Mozilla Thunderbird and SeaMonkey

Kolab Groupware is a secure, scalable, reliable, flexible, full-featured collaboration suite.

An open source mailserver suite.

Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features.