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Tailscale vs Radmin VPN: catalog facts
Tailscale	Radmin VPN
Freemium The Personal plan is free forever with unlimited devices for up to 6 users. Paid plans…	Free Completely free with no ads or paid features.
Windows, macOS, Linux, Android, iOS, Command line	Windows
Devices reach each other through NAT and firewalls without port forwarding or a public IP Free Personal plan with unlimited user devices for up to 6 users	Free with no ads or paid tiers Connects machines behind firewalls into one LAN
Sign-in goes through an identity provider, so an account is required The coordination server is a hosted service; running your own means using a separate project such as Headscale	Windows only Closed source
Downloadable app, Hosted service	Downloadable app
Open source	Closed source
License: BSD-3-Clause	License not stated
Account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

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