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Apipost vs Testfully: catalog facts
Apipost	Testfully
Freemium The public SaaS version is free; private on-premises deployment is a paid option through…	Freemium Free to start with offline use; paid and enterprise plans available.
macOS, Web	Web, Browser extension
Supports HTTP, gRPC, WebSocket and Socket.IO debugging Compatible with Postman scripts	Choice of local offline storage or cloud sync Imports from Postman and Insomnia
Site and documentation are mainly in Chinese Private deployment requires contacting sales	Proprietary Team and monitoring features are aimed at paid plans
Downloadable app, Web application	Downloadable app, Web application, Browser extension
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 24, 2026

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