Proton
19.99 USD
In stock at Proton
Read 11 Sep 2026, for this exact configuration. Tax, and shipping where there is any, not included, so we cannot total it.
Buy at Proton
This link pays us nothing
Each link says whether it pays us. What it pays plays no part in which product we recommend; offers are ordered by what you pay after cashback — how we make money.
Specifications
Proton Duo
- Trial
- Unknown Proton's pricing and family pages state a free plan and a 30-day money-back guarantee. The only free-trial rows on the plan comparison are for the Mail desktop app and the Scribe add-on, not for a plan.
- Runs on
- Web app, Windows, macOS, Linux, Android and iOS; browser extensions for Chrome, Safari, Firefox, Edge and Brave; Proton VPN also on Chromebook, Android TV, Apple TV and Firestick
- source read 11 Sep 2026
- What the plan includes
- 2 TB storage, up to 2 users, access to all Proton Apps
- source read 11 Sep 2026
- Independent audit
- Proton VPN apps: audits by Ruben Santamarta, an independent security researcher; the page was updated on 1 December 2025 with links to the latest reports
- source read 11 Sep 2026
- What it covers
- Access to all Proton Apps: Mail, Calendar, Drive, VPN, Pass and Authenticator
- source read 11 Sep 2026