StateTransfer

Bring clarity, power and simplicity to your API workflow. With StateTransfer you quickly define endpoints, choose HTTP methods, set headers and parameters, craft request bodies, and send off your calls — all in a clean and focused Mac interface.

Need authentication? StateTransfer supports credential storage in the macOS Keychain to keep sensitive data secure.

Whether you’re debugging a service, exploring an API spec, or verifying JSON responses, StateTransfer streamlines the essentials so you can stay in the flow of development.