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Apidog vs Stoplight: catalog facts
Apidog	Stoplight
Freemium Free to start, with paid tiers for teams.	Freemium A free plan is available to get started, with paid plans for larger teams.
Web, Browser extension	Web
Design, debugging, mocking and testing in one tool Available as both a desktop and a web client	Visual OpenAPI editor that needs little specialised knowledge Mock servers from the API description
Closed source Broader and heavier than a simple request sender	Hosted service that requires an account Focused on teams and organisations rather than individual use
Downloadable app, Web application, Browser extension	Web application, Hosted service
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 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.