Best European alternatives to ProtonMail in 2026

Mailfence

Cybersecurity

EU Based

Mailfence is a secure and private email suite offering end-to-end encryption, digital signatures, calendar, contacts, and document storage. Built with a focus on privacy, it complies with GDPR and is hosted in Belgium.

Murena Cloud

Infrastructure & Cloud

EU Based

Murena Cloud is a privacy-focused cloud service offering email, calendar, contacts, and file storage without tracking or data profiling. Built on open-source foundations, it provides a Google-free alternative for users seeking digital sovereignty.

Net C

Email Marketing

EU Based

Mailo is a privacy-focused European email service offering mailbox, calendar, storage, and photo albums. It supports PGP encryption, IMAP/POP3, CalDAV/CardDAV, and provides plans for individuals, families, and businesses.

Posteo

Cybersecurity

EU Based

Posteo is a secure, ad-free email service focused on privacy and sustainability. It offers encrypted email hosting with no personal data required for signup, powered by renewable energy and based in Germany.

Startmail

Cybersecurity

EU Based

StartMail is a private email service focused on security and privacy. It offers encrypted email with PGP support, disposable email addresses, and no tracking or ads, designed for users who want to keep their communications confidential.