Test, Debug, and Monitor APIs with Ease. Send Requests & View Formatted Results
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API Lab is a 🌟 powerful and easy-to-use API client, API tester, and HTTP client for developers, testers, QA engineers, and API enthusiasts. Test, debug, monitor, and explore REST APIs, WebSocket, and Socket.IO endpoints directly from your Android device.
🚀 KEY FEATURES
🌐 HTTP Request Testing:
- 📡 Send GET, POST, PUT, PATCH, DELETE, and more.
- 📝 Add custom headers, parameters, and request bodies.
- 📦 Support JSON, form-data, x-www-form-urlencoded, and custom content types.
- 🔄 Switch between HTTP, WebSocket, and Socket.IO from one protocol selector.
- 🧩 Use reusable variables across requests.
- 💡 Get smart suggestions for variables, headers, and values.
🔌 WebSocket & Socket.IO:
- ⚡ Connect to WebSocket and Socket.IO endpoints.
- 💬 Send and receive messages in real time.
- 🗂️ View JSON or raw messages with formatting.
- 🔄 Quickly switch between supported protocols.
📄 API RESPONSE VIEWER:
- 🎨 Beautify and format JSON responses automatically.
- 🧑💻 Custom Code Viewer for improved response viewing.
- 📊 View raw data, formatted content, and headers separately.
- 🌈 Syntax highlighting for better readability.
- 📂 Expand and collapse JSON with dedicated controls.
- ⚡ Optimized response rendering.
🧩 VARIABLES, HEADERS & COOKIES:
- 🌍 Global Variables with smart suggestions.
- ⚙️ Dynamic Variables for automatically generated values.
- 📝 Custom Variables for reusable request data.
- 🏷️ Custom Header Keys and Header Values.
- 💡 Smart suggestions for headers and values.
- 🍪 Automatic cookie management using CookieJar.
- 📥 Auto Save Cookie to store received cookies.
- 📤 Auto Send Cookie to send stored cookies automatically.
- 🎛️ Flexible request configuration and customization.
📜 HISTORY & SAVED REQUESTS:
- ⏳ Automatic request history for quick access.
- 📂 Save and organize frequently used API requests.
- 🔄 Reuse and edit saved requests anytime.
⚙️ ADVANCED TOOLS & UTILITIES:
- 🔐 JWT Decoder for decoding JWT tokens.
- 🅱️ Base64 Encoder & Decoder.
- 🧮 Hash Generator for MD5, SHA-1, SHA-256, and more.
- 🆔 UUID Generator.
- 💻 Code Generator for Java, Node.js, PHP, Python, and more.
- ⏱️ Repeated Requests with customizable delays.
- 📤 Send and download API responses.
- 🌐 cURL Import with automatic request detail detection.
🎨 DEVELOPER-FRIENDLY UI:
- ✨ Clean, modern, and responsive interface.
- 🛠️ Custom toolbar with easy access to frequently used actions.
- 🌙 Dark and Light themes.
- 📱 Optimized for phones and tablets.
- 🎛️ Flexible customization options.
⚡ PERFORMANCE & RELIABILITY:
- 🚀 Improved application performance and response handling.
- 🧩 Better architecture with modular components and helper classes.
- 🗄️ Improved database and storage operations.
- 🐞 Multiple bug fixes and stability improvements.
- 🔐 Improved application security.
💡 WHY CHOOSE API LAB?
• All-in-one API client, tester, debugger, and monitoring tool for Android.
• Fast, flexible, and mobile-friendly.
• Powerful variable, header, and cookie management.
• Supports REST, WebSocket, and Socket.IO testing.
• Perfect for developers, QA testers, backend engineers, students, and API enthusiasts.
• Test and debug APIs without a PC.
📌 EXAMPLE USE CASES:
- 🧪 Test REST APIs during development.
- 🐞 Debug backend endpoints directly from Android.
- 📡 Monitor real-time data with WebSocket or Socket.IO.
- 🍪 Test APIs requiring persistent cookies or authentication.
- 🧩 Reuse global and dynamic variables across requests.
- 🏷️ Configure custom headers and values quickly.
- 📱 Inspect and verify API responses anywhere.
- 💻 Generate ready-to-use code snippets for your preferred language.
📌 Start testing your APIs faster, smarter, and anywhere with API Lab – Test & Debug APIs.