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BitmaskProton VPN
Free

Free to use and open source under the GPL-3.0 licence.

 Freemium

The free tier has no data cap but limited countries and speeds. Paid plans add more…

Android Windows, macOS, Linux, Android, iOS, Browser extension
  • No account needed and automatic configuration
  • Built-in tools for bypassing censorship
  • A free tier with no data cap and no advertising
  • Clients are open source on every platform and independently audited
  • Limited to a small set of compatible providers
  • Speed and server choice depend on volunteer-run providers
  • An account is required, even for the free tier
  • Free tier covers few countries and slows down at peak times
Downloadable app Downloadable app, Browser extension
Open source Open source
License: GPL-3.0 License: GPL-3.0
No account needed Account needed
Needs internet Works offline

Checked October 2, 2026

Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.