Software Alternatives, Accelerators & Startups

Runbox

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

Some of the top features or benefits of Runbox are: Privacy-Focused, Environmental Commitment, Custom Domains, Stable and Reliable, and Generous Storage. You can visit the info page to learn more.

Best Runbox Alternatives & Competitors in 2025

The best Runbox alternatives based on verified products, community votes, reviews and other factors.
Filter: 8 Open-Source Alternatives. Latest update:

  1. 18

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

    freemium €5.0 / Monthly (user - 5 GB)

    /protonmail-alternatives
  2. 16

    Get your encrypted mailbox for free.

    Open Source

    /tutanota-alternatives
  3. Smart hosting solutions for small businesses, eCommerce, and personal websites.

    Try for free paid Free Trial $3.95 / Monthly

    Try for free
  4. 10

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

    /posteo-alternatives
  5. 10

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

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

    /mailfence-alternatives
  6. 13

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

    /mailbox-org-alternatives
  7. Gmail is available across all your devices Android, iOS, and desktop devices. Sort, collaborate or call a friend without leaving your inbox.

    /gmail-alternatives
  8. Email, calendars, and contacts to highest standards of security, privacy and reliability.

    paid Free Trial $3.0 / Monthly (per user)

    /fastmail-alternatives
  9. Full-featured email service with integrated security to safeguard your data.

    /hushmail-alternatives
  10. E-mail Hosting for Your Domains

    /mxroute-alternatives
  11. Secure email for the world. Because everyone has the right to communicate privately.

    /lavabit-alternatives
  12. Zoho Mail is a secure, encrypted, and enterprise-ready email solution, a suite of apps tailor-made for your organization's needs.

    freemium $1.0 / Monthly (per user)

    /zoho-mail-alternatives
  13. Cheap, no-nonsense email.

    paid $10.0 / Annually

    /purelymail-alternatives
  14. 10

    Kolab Now provides a suite of intuitive apps in a user friendly environment to make your day to day...

    /kolab-now-alternatives
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