Protonmail App For Windows !!install!! Jun 2026

Proton officially recommends using the Progressive Web App for desktop users. This is not a third-party wrapper; it is the officially supported method to access Proton Mail on Windows.

As of its 2024 launch, the dedicated desktop app is primarily available to users with a (such as Mail Plus, Proton Unlimited, or family plans). How to get started with the Proton Mail desktop app protonmail app for windows

| Metric | Web Version (Chrome) | Windows App | |--------|----------------------|--------------| | RAM idle | ~180MB | ~220MB | | RAM with large mailbox | ~350MB | ~310MB | | CPU background sync | 0-1% | 0-2% | | Launch time (cold) | 2.1s (browser first) | 1.3s | | Search speed (10k emails) | 1.2s | 0.9s | Proton officially recommends using the Progressive Web App