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Step CI vs ReadyAPI: catalog facts
Step CI	ReadyAPI
Freemium The open-source runner is free; the site also lists paid options and demos.	Paid Commercial licence with a free trial available.
Command line	Windows, macOS, Linux
Tests REST, GraphQL, gRPC and SOAP in one format Imports from OpenAPI, Postman and Insomnia	Functional, performance, security testing and virtualization in one tool Codeless test creation with scripting when needed
No graphical interface for manual requests Requires Node.js or Docker to run	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
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 1, 2026

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