Runbox Alternatives [Page 3]

FREE e-mail account with IMAP, spam and virus protection with UNLIMITED storage (GMail max. 7.3 GB).

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

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

Try for free freemium $9.0 / Monthly

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

Open Source

Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.

Fripost – the Free Email Association.

iCloud is cloud service done right. It stores your music, photos, apps, calendars, documents, and more. And wirelessly pushes them to all your devices.

MailHippo® is the easiest way to securely send and receive sensitive information and attachments by email. All 100% HIPAA Compliant. Start sending in minutes!

paid Free Trial $4.95 / Monthly (Basic Plan)

FlowCrypt (formerly CryptUp) is the easiest PGP encryption for Gmail. It behaves just like standard email, except it's encrypted.

The Beeble Project is email and online cloud storage platform with unprecedented security and privacy without third party access.

freemium

SOGo is groupware server with a focus on scalability and open standards.

Open Source

Mail-in-a-Box provides webmail and an IMAP/SMTP server for use with mobile devices and desktop mail software and also includes contacts and calendar synchronization.

Open Source

Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!

Web-mail with a terabyte of free storage space & spam protection. Yahoo!