API & HTTP Client
Thien An Studio LLC Developer Tools iPhoneiPadiPod touch
API & HTTP Client is a free Developer Tools app for iPhone and iPad by Thien An Studio LLC. Rated 5.0/5 from 6 ratings. Requires iOS 17.6.
- Rating
- 5.0
- 6 ratings
- Price
- Free
- on the App Store
- Size
- 38 MB
- Age 4+
- Updated
- Aug 28
- 2026 · v1.0.0
Screenshots
About API & HTTP Client
This app is a powerful API Client and API Testing tool built for developers who need to send requests, inspect responses, and debug APIs anytime, anywhere. Whether you're working with REST APIs, GraphQL, WebSockets, or MCP (Model Context Protocol) servers, the app provides everything you need in one place. Test APIs faster, troubleshoot issues efficiently, and analyze responses with an intuitive interface designed for both beginners and experienced developers. - Key Features: + API Client & Request Testing * Send HTTP and HTTPS requests using GET, POST, PUT, DELETE, PATCH, HEAD, and OPTIONS. * Create and edit requests with an intuitive request editor. * View detailed request and response information, including headers, body, status code, response time, payload size, SSL details, and more. * Debug APIs without needing access to your desktop or terminal. + REST API, GraphQL & WebSocket Support * Test and debug REST APIs with ease. * Native GraphQL support with query editor, variables editor, and schema explorer. * Connect to WebSocket servers for real-time communication and testing. + MCP (Model Context Protocol) * Connect to remote MCP servers * Browse available tools, prompts, and resources. * Invoke MCP tools directly from the app. + JSON Viewer & Response Inspector * Automatically format and highlight JSON, HTML, XML, and plain text responses. * Easily inspect API responses for debugging and development. * Filter response data using JSONPath and XPath expressions. + OpenAPI, Swagger & Postman * Import and export Postman Collections and Environments. * Sync collections with your Postman Cloud account. * Support for OpenAPI and Swagger specifications. * Browse API documentation directly inside the app. + Authentication Supports multiple authentication methods, including: * Basic Authentication * Digest Authentication * OAuth 1.0a * OAuth 2.0 * JWT (JSON Web Token) * Additional authentication schemes with secure credential storage. + Productivity * Save reusable variables using Environments. * Import and export collections through iCloud Drive, Dropbox, and other document providers. * Automate API workflows with Apple Shortcuts. Whether you're a backend developer, mobile developer, frontend engineer, QA tester, or DevOps engineer, this app provides a complete solution for API testing, API debugging, REST API development, GraphQL, WebSocket, MCP, and OpenAPI workflows—all from your mobile device.
Ratings & reviews
5.0
6 ratings
App privacy
The developer, Thien An Studio LLC, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| API & HTTP Client | 5.0 / 5 (6 ratings) | Free | August 28, 2026 | |
| HTTPBuddy - API & HTTP Client | – | Free | Oct 15, 2026 | Compare |
| Pocket API Client | – | Free | Apr 2, 2026 | Compare |
| API Requester: HTTP Client | – | Free | Oct 21, 2026 | Compare |
| ReqPad - API Client & Tester | – | Free | Oct 15, 2026 | Compare |
| Simple WebSocket Client | 3.0 / 5 (2) | Free | Oct 22, 2026 | Compare |
| Camila Term | – | Free | Jun 3, 2026 | Compare |
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