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Proton VPN vs AirVPN: catalog facts
Proton VPN	AirVPN
Freemium The free tier has no data cap but limited countries and speeds. Paid plans add more…	Paid A paid subscription is required.
Windows, macOS, Linux, Android, iOS, Browser extension	Windows, macOS, Linux, Android
A free tier with no data cap and no advertising Clients are open source on every platform and independently audited	Live per-server statistics and port forwarding, which many providers dropped Open-source Eddie client and cryptocurrency payment
An account is required, even for the free tier Free tier covers few countries and slows down at peak times	The client and website are dense and unpolished Support is community-forum based rather than immediate
Downloadable app, Browser extension	Downloadable app
Open source	Closed source
License: GPL-3.0	License not stated
Account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 22, 2026

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