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What is ProtonMail?

It is the world's largest secure email service, developed by CERN and MIT scientists. We are open source and protected by Swiss privacy law
ProtonMail is a tool in the Email Services category of a tech stack.

Who uses ProtonMail?


27 developers on StackShare have stated that they use ProtonMail.

ProtonMail Integrations

Zapier, Microsoft Office 365, GoToMeeting, Teamwork Projects, and Nicereply are some of the popular tools that integrate with ProtonMail. Here's a list of all 6 tools that integrate with ProtonMail.

ProtonMail's Features

  • Sending limit
  • Labels limit
  • Storage
  • Custom domains
  • Additional addresses
  • Customer support
  • Short email domain (@pm.me): send and receive messages.

ProtonMail Alternatives & Comparisons

What are some alternatives to ProtonMail?
An easy to use email app that saves you time and keeps your messages safe. Get your messages instantly via push notifications, read and respond online & offline, and find any message quickly.
Secure, reliable email hosting for businesses, families, and professionals. Premium email with no ads, excellent spam protection, ​and rapid personal support.
Sign in to iCloud to access your photos, videos, documents, notes, contacts, and more. Use your Apple ID or create a new account to start using Apple services.
It is an open source server and secured & fast customer software for messaging and collaboration. The software consists of both client and server components, and a desktop client. It also provides native two-way sync to many mobile devices.
Yandex Mail
It is a free feature-rich email service with unlimited mailbox size. It has two-factor authentication and login history to prevent hacking. It scans all incoming mail for both spam, phishing, and malware.
See all alternatives

ProtonMail's Followers
39 developers follow ProtonMail to keep up with related blogs and decisions.
Raja Rozali Raja Hasan
Mohammad Danish
Girish Venugopal
Сергей Черный
Ashik Kaiser
Caro Lin
Pei-Shan Wu