Postboy - API Tester & Client

Post Boy – The API Testing App for Developers on the Go

Post Boy is a fast, lightweight, and intuitive API testing tool designed for developers who want the power of Postman directly on their mobile device. Whether you are testing new endpoints, debugging issues in production, or learning how APIs work, Postboy gives you all the tools you need in a simple and mobile-friendly interface.

With Postboy, you can quickly send requests, inspect responses, save your work, and stay productive—anytime, anywhere. No need to open your laptop or switch environments. Everything you need for API testing fits comfortably in your pocket.

Key Features:

• Send API Requests – Supports GET, POST, PUT, DELETE. Easily customize headers, parameters, and request bodies.

• History – access your full history of sent requests for quick reuse.

• Beautiful JSON Viewer – Enjoy clean formatting and syntax highlighting for better readability and debugging.

• Environment Variables – Seamlessly set authentication tokens.

• Response Details – Get instant feedback with status codes, headers, formatted response body, and total request duration.

• Saved Data – Your data stays stored locally so you can access your history even when offline.

• Fast & Reliable – Built to be responsive and smooth, ensuring API testing doesn’t feel cumbersome on mobile.

Perfect For:

• Backend developers who need a quick way to test endpoints

• Mobile developers testing app APIs on the go

• QA testers validating server responses

• Students and beginners learning how APIs work

• Anyone who wants a simple, powerful alternative to desktop API tools

Post Boy helps you stay productive even when you’re away from your computer. Test, debug, and build APIs anywhere—with speed, simplicity, and convenience.

Download Postboy today and bring modern API testing to your mobile device.