Protonmail Desktop App Updated Jun 2026

The app is built to mirror the features of the Proton Mail web experience while adding deep system integration for improved productivity.

Two years later, Elara sat on a panel at a privacy conference. A young developer from Proton stood nervously at the podium. protonmail desktop app

Not a power outage. A surveillance blackout. The kind where the hotel Wi-Fi turned sticky and slow, and every certificate in her browser flashed a warning she didn't understand. She needed to send a proof of location to her editor. Her phone was in a Faraday bag. Her laptop had 40% battery. The app is built to mirror the features

She wasn't a coder. She was a journalist. Her laptop was a graveyard of half-finished drafts, Signal messages, and twelve open tabs of ProtonMail in Firefox. She hated the tabs. They felt like paper fluttering in an open window—vulnerable. Not a power outage

By operating outside a browser, the app is shielded from potentially malicious browser extensions that might attempt to scrape sensitive data.