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Webhook Relay vs ngrok: catalog facts
Webhook Relay	ngrok
Freemium Free plan with 150 webhooks a month; paid plans for higher volume.	Freemium Free to start, with paid plans for more features.
Web, Command line	Windows, macOS, Command line
Delivers webhooks to localhost and private networks Durable retries during outages	Public URL for a local app in one command Useful for receiving webhooks during development
Hosted service that requires an account Free plan limited to 150 webhooks a month	Traffic is routed through ngrok's service Product has grown into a broad commercial platform beyond simple tunnels
Downloadable app, Hosted service	Downloadable app, Hosted service
Closed source	Closed source
License not stated	License not stated
Account needed	Not stated if an account is 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.