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.
Switzerland




Apps similar to InboxAttach include Proton Mail, which is open source with a free version. Other options are Gmail and Outlook.com. In total there are three Email Clients like InboxAttach for the web, Android, iPhone, Chrome OS and iPad.
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.




Gmail offers robust spam blocking, undo send, Google Chat for collaboration, Spaces for organizing projects, Google Meet video calls, Smart Reply, threaded conversations, and swift notifications, seamlessly integrating with Google Workspace for a comprehensive email experience.



Outlook.com, part of (not to be confused with Microsoft Outlook ), is a webmail service from Microsoft, successor of Hotmail.


