Best Secure Email Products in 2025

Secure email with absolutely no compromises. Get your free encrypted email account today.

Key ProtonMail features:

End-to-End Encryption Zero Access to User Data Swiss Privacy Laws Open Source

freemium €5.0 / Monthly (user - 5 GB)

mailbox.org offers a secure e-mail account for home and business use. The domain name, me@mailbox.

Key mailbox.org features:

Privacy Focused No Ads Feature-Rich Affordable Pricing

Secure, private email built with open source components.

Key YMOZ features:

Easy to Set-up and use IMAP ActiveSync Calendar sync

Open Source

Cloud Native DMARC.

Key EasyDMARC features:

AI-powered DMARC Report Analyser DMARC, SPF, DKIM cloud management solutions Email source reputation monitoring

Open Source freemium $35.99 / Monthly (2 domains, 100K emails, 3 month data history, 1 user)

Get your encrypted mailbox for free.

Key Tutanota features:

Privacy-Focused Open Source GDPR Compliant Ad-Free Experience

Open Source

Secure business email for automated security and compliance. Send sensitive information and transfer files hassle-free.

Agari is a data-driven security solution powering real-time cyber threat detection for companies & their customers.

Key Agari features:

Email Security Brand Protection Threat Intelligence User-Friendly Interface

Kolab Now provides a suite of intuitive apps in a user friendly environment to make your day to day...

Key Kolab Now features:

Privacy-focused Open Source Comprehensive Features No Ads

Email response automation and management.

Key eGain Mail features:

Automation Automation Analytics and Reporting Workflow Management

paid Free Trial

Disposable Temporary Email - create fake 10 minute address.

Key Tempmail.io features:

Anonymity Convenience Spam Reduction No Registration Required

MailHippo® is the easiest way to securely send and receive sensitive information and attachments by email. All 100% HIPAA Compliant. Start sending in minutes!

Key MailHippo features:

Encryption HIPAA Compliant HIPAA-Complaint PDF Forms Messaging

paid Free Trial $4.95 / Monthly (Basic Plan)

Walnut Secure Email is P2P, person to person or end to end secure mail application that protects...

Proofpoint provides cloud-based email security, e-discovery and compliance solutions for companies to protect sensitive business data.

Key Proofpoint features:

Comprehensive Email Security Advanced Threat Intelligence Scalability Data Loss Prevention