
ProtonMail is the world's largest secure email service, developed by CERN and MIT scientists.
While ProtonMail offers robust encryption and a trusted reputation, many users seek alternatives that better match their specific needs—whether for additional features, different pricing models, or unique workflow preferences. Exploring other secure email providers helps you find the best fit for your privacy requirements and budget.
Here are the best alternatives to ProtonMail, ranked by popularity and user engagement.

Plans start at $3 a month. 30-day Free Trial. All the Control and Features you love with no creepy surveillance. Stop paying for email with your privacy.

Tutanota is the secure email service, built in Germany. Use encrypted emails on all devices with our open source email client, mobile apps & desktop clients.

Explore all 4 alternatives to ProtonMail below.
Tutanota offers the best free alternative to ProtonMail, providing encrypted email on all devices with open-source clients for desktop and mobile. The free tier includes generous storage and full encryption capabilities without limitations on core security features.
Fastmail is among the most popular ProtonMail alternatives, known for its reliability, customer service, and feature-rich platform at competitive pricing. It attracts users who want strong email functionality without the focus solely on encryption that ProtonMail emphasizes.
We've curated 4 alternatives to ProtonMail on Uneed. Each alternative has been carefully selected based on features, popularity, and user feedback.
For businesses requiring custom domains and advanced collaboration, Fastmail works well due to its reliability and affordable plans. For maximum transparency and open-source security, Tutanota is best. For users wanting an innovative email experience with modern design, HEY delivers a completely reimagined approach to email management.