ProtonMail Extension is described as 'Unofficial ProtonMail extension. Provides notifications and makes it possible to close the ProtonMail tab, and even the browser, without getting logged out' and is an app in the web browsers category. There are seven alternatives to ProtonMail Extension for a variety of platforms, including Windows, Linux, Web-based, Android and Mac apps. The best ProtonMail Extension alternative is Proton Mail, which is both free and Open Source. Other great apps like ProtonMail Extension are Tyr, Proton Mail Bridge, QRYPTY MAIL and ElectronMail.
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
App to sync encrypted emails from Proton Mail with desktop email clients such as Mozilla Thunderbird, Apple Mail, and Microsoft Outlook.
Switzerland
QRYPTY Mail is a privacy-first email service that requires zero personal data to register. No password, no phone number, no recovery email — signup takes 10 seconds and gives you a random 32-character access code that only you know.
ElectronMail is an Electron-based unofficial desktop client for ProtonMail end-to-end encrypted email provider. The app aims to provide enhanced desktop user experience enabling features that are not supported by the official in-browser web clients.
China
Secure all-in-one collaboration platform that combines email, calendars, tasks, contacts, chat, and video meetings for teams and businesses.
Germany
EU
