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SoapUI Open Source vs ReadyAPI: catalog facts
SoapUI Open Source	ReadyAPI
Free The open source edition is free; the commercial ReadyAPI product is paid.	Paid Commercial licence with a free trial available.
Windows, macOS, Linux	Windows, macOS, Linux
Strong SOAP and WSDL support Functional test suites with custom scripting	Functional, performance, security testing and virtualization in one tool Codeless test creation with scripting when needed
GraphQL, gRPC and CI integrations are reserved for paid ReadyAPI Website heavily promotes the commercial product	Paid commercial product after the trial Heavier than simple HTTP request clients for quick manual calls
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License: Proprietary
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

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