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Proton Mail
Encrypted email service based in Switzerland with zero-access encryption, available on Web, iOS, Android, and desktop.
What is Proton Mail?
Encrypted email service based in Switzerland with zero-access encryption, available on Web, iOS, Android, and desktop. Protects against email trackers and does not require a phone number to sign up.
Product typeEmail & Communications
Pricing · Freemium, Subscription
Deployment
APINot available
What teams use Proton Mail for
Privacy-focused email
Encrypted team collaboration
Secure cloud storage
Business communication and compliance
Integrations and access
Platforms, integrations, and language support vary by plan and region. Confirm final requirements with the vendor.
Platforms
IntegrationsAPI and webhooks
Languages
Support
What reviewers say
Community reviewsReviews are owned and editable by their authors.
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Enterprise readiness
Compliance claims are normalized from current vendor documentation and independently reviewed by SOTA2.
ISO/IEC 27001
End-to-end encryption
Zero-access encryption
Open source and independently audited
Proton Sentinel advanced threat protection
Email tracker blocking
Data retention:
Benchmarks and comparisons
Independent benchmarksStructured task results are being verified.
Side-by-side comparisonsComparison workspaces will be available in a later release.
