ApiLab is a powerful REST API testing tool built for Android developers, testers, and security researchers. Whether you're building a backend, debugging endpoints, or testing HTTP responses on the go — ApiLab has everything you need in one app.
🚀 KEY FEATURES
🔗 API REQUEST TESTING - Support for GET, POST, PUT, PATCH, DELETE, HEAD and OPTIONS methods - Add custom HTTP headers with key-value pairs - Send JSON request body with your API calls - View formatted, pretty-printed JSON responses - See HTTP status codes and response time in milliseconds - Inspect full response headers returned by the server
📁 FILE UPLOAD SUPPORT - Upload files directly to any API endpoint - Multipart/form-data file upload support - Test file upload endpoints without a desktop computer - Perfect for testing media upload APIs on the go
🔐 ENCODE & DECODE STRINGS - Encode any string to Base64 instantly - Decode Base64 strings back to plain text - Encrypt strings with AES-CBC or AES-GCM mode - Password-protected encryption for sensitive data - Perfect for testing Authorization headers and tokens
📋 RESPONSE INSPECTOR - View full response body with JSON formatting - Inspect all response headers returned by the server - Copy response body to clipboard with one tap - Color-coded status codes (green/red/orange) - Response time shown in milliseconds
⚡ BUILT FOR DEVELOPERS - Clean, minimal dark-themed UI - No login or account required - Lightweight and fast - Works on any Android device
🔒 SECURITY FEATURES - AES-CBC encryption with PKCS5 padding - AES-GCM authenticated encryption - SHA-256 key derivation - Base64 encoding and decoding - Password-protected string encryption
WHO IS APILAB FOR? ✅ Android & mobile developers ✅ Backend & API developers ✅ QA testers & quality engineers ✅ Security researchers ✅ Students learning REST APIs ✅ Anyone who needs Postman on their phone
WHY APILAB? Unlike desktop tools like Postman or Insomnia, ApiLab runs entirely on your Android device. Test your APIs anywhere — no laptop needed. With built-in encryption and file upload support, ApiLab goes beyond basic API testing to give you a complete HTTP toolkit in your pocket.
PERMISSIONS USED - Internet — required to send HTTP requests - Storage — required for file upload feature
ApiLab is free to use. No account. Just install and start testing.