Tuta for Business

tuta.com · checked 30 Sept 2026

#27 · Business Email Hosting

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How it plugs in

—Public API

NoOpen source

NoFree tier

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Tuta for Business provides custom-domain email, calendars, and employee administration for businesses and organizations.

Pricing

AdvancedPaid yearly; page does not show the amount · 500 GB storage · unlimited calendars and labels · 30 extra email addresses per user · 10 custom domains · priority email support on business days within 24 hoursOn request
EssentialPaid yearly; page does not show the amount · 50 GB storage · unlimited calendars and labels · 15 extra email addresses per user · 3 custom domainsOn request
UnlimitedPaid yearly; page does not show the amount · 1000 GB storage · unlimited calendars and labels · 30 extra email addresses per user · unlimited custom domains · priority email support on business days within 24 hoursOn request

As tuta.com lists them, checked 30 Sept 2026.

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Runs on

Web
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Facts

Website: tuta.com
Price: Not published
Free trial: Not stated
Availability: The business plan comparison lists a 99.95% uptime SLA.
Branding: The Unlimited plan includes custom branding with company logos and colors for Tuta web, mobile, and desktop clients, plus login placement on a company website.
Calendars: Tuta Calendar supports encrypted event invitations, calendar sharing, local notifications, and search on supported apps, including offline search.
Company history: Tuta says the secure email service started in 2011.
Email tools: Business features include catch-all email, inbox rules, autoresponders, email templates, and EML or MBOX import in desktop clients, with some features limited to higher plans.
Encryption: Tuta says it encrypts emails, attachments, subject lines, calendars, and contacts end-to-end, with post-quantum cryptography.
External email: Users can exchange end-to-end encrypted emails with external recipients using a shared password.
Founded: 2011
Headquarters: Hanover, Germany
Limits: The business comparison lists a 25 MB attachment size limit and does not list IMAP support; Tuta's security page says it does not offer IMAP.
Security and hosting: Tuta says data is stored on its own servers in ISO 27001 certified data centers in Germany and that the business service supports GDPR compliance and a data processing agreement.
Shared mailboxes: Shared mailboxes let multiple users handle company addresses and are priced like an additional user with the same storage.

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