Protonmail Client -
With the desktop client, (encrypted, of course). You can read, search, and even draft replies while sitting on a subway, an airplane, or during a coffee shop outage. As soon as you reconnect, the client securely syncs your outgoing messages.
The new desktop client bypasses all of that. It is a self-contained application that handles PGP encryption and decryption automatically. You get the security of ProtonMail with the convenience of a local app, no configuration required. Browser notifications are unreliable. Sometimes they pop up, sometimes they don’t. Sometimes Chrome decides to mute them entirely. protonmail client
If you are fully committed to the Proton ecosystem (which you should be), this is fine. If you are trying to migrate away from Google, this dedicated focus helps you build the habit of checking Proton first. No. The search function is still slightly slower than Gmail’s (the cost of zero-access encryption), and you cannot yet manage multiple Proton accounts simultaneously without logging out and in. With the desktop client, (encrypted, of course)
It lives in your dock or taskbar. Click. Type. Done. No more hunting for the right tab among the 47 you have open for work. This is the killer feature. With the web version, if the Wi-Fi goes down, so does your email. The new desktop client bypasses all of that