Tuta Mail
tuta.comAn encrypted inbox with integrated calendar and contacts
An encrypted inbox with integrated calendar and contacts
Custom-domain forwarding with optional encrypted mailboxes
Swiss domain email with administration and protected-message options
Gmail encryption with organization policy and access controls
Encrypted messages for an existing email address and Outlook workflow
Central S/MIME and PGP with an encrypted-PDF fallback
Forwarding aliases with custom domains, replies and webhooks
Custom-domain alias routing with adjustable logging controls
Terminal email with PGP and several mailbox backends
Clean text copied between applications
Email conversion with filtering and archive-format support
Private email hosting within a German collaboration suite
Private paid mail with disposable aliases and email-client access
Protected email delivery with recipient verification and pre-send checks
Policy-based email encryption and outbound data controls
Hosted email organized around a separate address for each label
Customer correspondence that gives recipients their own retained copies
Seed-mailbox placement tests with authentication and sending-IP diagnostics
Hosted forms with verified notification recipients and a response inbox
Application email API and SMTP with a domain-verification setup workflow
Newsletter campaigns with non-opener resends and send-time tools
Customer communication with reusable content and multistep campaign processes
All-in-one business platform with CRM, marketing, sales, automation and AI agents