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Radmin VPNZeroTier One
Free

Completely free with no ads or paid features.

 Freemium

The software is free and open source under the MPL 2.0. The hosted controller is free up…

Windows Windows, macOS, Linux, Android, iOS
  • Free with no ads or paid tiers
  • Connects machines behind firewalls into one LAN
  • Ethernet-level networking, so discovery and broadcast protocols work across sites
  • End-to-end encryption with keys you control
  • Windows only
  • Closed source
  • An account with the hosted controller unless you run your own
  • Relayed connections are free but slow when peer-to-peer fails
Downloadable app Downloadable app
Closed source Open source
License not stated License: MPL-2.0
Not stated if an account is needed Account needed
Not stated if it works offline Works offline

Checked September 23, 2026

Checked September 21, 2026

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