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Pinggy vs zrok: catalog facts
Pinggy	zrok
Freemium Free tunnels with changing URLs; Pinggy Pro adds persistent URLs, with a 7-day trial.	Freemium Open source for self-hosting; NetFoundry also runs it as a hosted service.
Windows, macOS, Linux, Web, Command line	Self-hosted, Command line
Works over plain SSH without installing a client Supports HTTP, TCP, UDP and TLS tunnels	Private sharing without exposing a public endpoint Shares files and web content as well as HTTP services
Free tunnel URLs change on reconnect Hosted service only; not self-hostable	Requires an invite and enabling an environment before sharing Self-hosting involves running OpenZiti infrastructure
Downloadable app, Hosted service	Downloadable app, Self-hosted, Hosted service
Closed source	Open source
License not stated	License not stated
No account needed	Account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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