Encrypted Email Services

Secure Swiss-based email with end-to-end encryption and zero third-party access. Available across devices, offering a free version to promote privacy.

End-to-end encrypted app for email, calendar, and contacts, requiring no personal data, with open source code and quantum-resistant security.

Evolution is a personal information management application that provides integrated mail, calendaring, address book and task list functionality.

Disroot is a platform providing online services based on principles of freedom, privacy, federation and decentralization.

Utopia P2P Ecosystem. Utopia is a feature-rich platform that is specifically designed to protect privacy of communication, confidentiality, and security of personal data. Utopia is a decentralized network, with no central server involved in data transmission or storage.

eM Client is a full featured e-mail client with a modern and easy to use interface. eM Client also offers calendar, tasks, contacts, notes and chat.

Access, view and manage messages from all your email accounts in one place. Categorize your messages into easy to browse categories. Catch up on email easily with Apple Intelligence powered Priority Messages and summarizations.

Uses email as a decentralized chat platform with modern interface, open source code, no central servers, strong privacy controls, and no account signup.

E-mail inbox, online office, cloud storage, and video conferencing. Business or personal plans. From 1 € /month (1.10 USD).

GnuPG allows to encrypt and sign your data and communication, features a versatile key management system as well as access modules for all kinds of public key directories. GnuPG, also known as GPG, is a command line tool with features for easy integration with other applications.

Web- and IMAP-based email service. 2GB cost 1€/month. Information is hosted on encrypted hard drives. Electricity from renewable resources is used.

Privacy-focused email service with one-click PGP encryption. Dutch privacy ensures strong data protection. Offers disposable email addresses.

Secure, private email with end-to-end encryption, no ads, tracking, or government surveillance, ensuring top-notch privacy under Belgium law.

Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features. The development of Mailpile is funded by a large community of backers and all code related to the project is and will be released under an OSI approved Free Software license.

Privacy-friendly Swiss email solution with 20 GB free storage, custom domain options, contact and calendar sync, and cross-device access in a secure suite.

Mailvelope is a browser extension that allows to exchange encrypted emails following the OpenPGP encryption standard.

Canary can write your emails, prioritize what needs attention, silence spam & much more. Say hello to your Inbox Copilot!

Vivaldi Mail is a free email service with no ads and no strings attached developed by Vivaldi Technologies. It also offers contacts and calendar features, search capabilities, folders management, WEB/POP/IMAP access, 10GB of storage capacity, 20 MB of maximum attachment size...

OpenKeychain helps you communicate more privately and securely. It uses high-quality modern encryption to ensure that your messages can be read only by the people you send them to, others can send you messages that only you can read, and these messages can be digitally signed so...

Enigmail is a security extension to Mozilla Thunderbird and SeaMonkey. It enables you to write and receive email messages signed and/or encrypted with the .

OpenPGP is the most widely used email encryption standard. It is defined by the OpenPGP Working Group of the Internet Engineering Task Force (IETF) as a Proposed Standard in RFC 4880. OpenPGP was originally derived from the .

App to sync encrypted emails from Proton Mail with desktop email clients such as Mozilla Thunderbird, Apple Mail, and Microsoft Outlook.

GMX Mail is a German-based free webmail service provided by GMX (Global Mail Exchange). In addition to an e-mail address, each GMX account includes a Mail Collector, Address Book, Organizer, and File Storage.

Transform your inbox into a collaborative workspace with integrated chat-like emails, cross-platform compatibility, and robust task management features.

Simple, modern & fast web-based email client. Modest system requirements, decent performance, simple installation and upgrade, no database required. All these make RainLoop Webmail a perfect choice for your email solution.