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Proton VPN vs Obscura VPN: catalog facts
Proton VPN	Obscura VPN
Freemium The free tier has no data cap but limited countries and speeds. Paid plans add more…	Paid Subscription VPN service; sign-up does not need an email address.
Windows, macOS, Linux, Android, iOS, Browser extension	Windows, macOS, Linux, Android, iOS
A free tier with no data cap and no advertising Clients are open source on every platform and independently audited	Two-party relay design so neither operator sees both identity and traffic Account numbers instead of email sign-up
An account is required, even for the free tier Free tier covers few countries and slows down at peak times	Relies on a third-party exit operator Paid service with no free tier mentioned in the research
Downloadable app, Browser extension	Downloadable app, Hosted service
Open source	Closed source
License: GPL-3.0	License not stated
Account needed	Account needed
Works offline	Needs internet
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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