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AirVPN vs VPN.ac: catalog facts
AirVPN	VPN.ac
Paid A paid subscription is required.	Paid Commercial subscription service; the research does not list current prices.
Windows, macOS, Linux, Android	Windows, macOS, Linux, Android, iOS, Browser extension
Live per-server statistics and port forwarding, which many providers dropped Open-source Eddie client and cryptocurrency payment	Supports WireGuard, OpenVPN and obfuscated protocols Publishes per-location gateway counts and a node status page
The client and website are dense and unpolished Support is community-forum based rather than immediate	Paid service with no free tier shown Fewer locations outside Europe and North America in the published list
Downloadable app	Downloadable app, Hosted service, Browser extension
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 24, 2026

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