Proton Mail provides secure email services with end-to-end encryption, ensuring data protection. Swiss-based and outside US jurisdiction, it offers a free version to champion privacy as a human right. Fully accessible on any device.
Cost / License
- Freemium (Subscription)
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- iPad
- Tor
- Flathub
- Snapcraft




Comments about Proton Mail as an Alternative to Outlook.com
I like protonmail because it is private and does not sell your data and is the best thing to switch to if you are using outlook

Almost everyone thinks Proton Mail is a great Outlook.com alternative.
Proton Mail is the most popular Web-based, Windows, Android & Mac alternative to Outlook.com.
Proton Mail is the most popular Open Source & free alternative to Outlook.com.
- Proton Mail is Freemium and Open Source
- Proton Mail is Privacy focused
























































It's not dissimilar to Tutanota. Both these projects are in their infancy, so technically neither is close to a mature product like Outlook, but still worthy of association under the broad category of hosted email-related services