: Download the official installer for Windows PCs from Proton. macOS : Available for Mac users as a standalone app.

Proton Mail is available across all major operating systems. It is critical to use official sources to avoid compromised versions of the software.

Would you like a shorter version (e.g., for an app store title or a tweet) or one tailored to a specific platform (Android vs. iOS)?

For Apple users, the process is straightforward via the App Store.