ApiLab: REST API & Domain Tool

ApiLab is a REST API client and domain lookup tool for Android. Test endpoints, inspect HTTP responses, check any domain's IP, SSL certificate and WHOIS/RDAP details, upload files and encrypt or encode strings. No account needed.

🔗 REST API TESTING
• GET, POST, PUT, PATCH, DELETE, HEAD and OPTIONS requests
• Custom headers and JSON request body
• Pretty-printed JSON responses
• Status codes and response time in ms
• Full response headers, with one-tap copy

🌐 DOMAIN INFO LOOKUP
• IPv4 and IPv6 addresses and reverse DNS
• HTTP status, redirect target, response time and server headers
• SSL certificate details: issuer, subject, validity dates, expiry warning, cipher suite and alternative names
• IP geolocation: country, region, city, ISP, organization and ASN
• Cloudflare / CDN detection
• WHOIS-style registration data via RDAP: registrar, registration and expiry dates, domain status
• Registrar and network abuse contacts, plus a ready-to-send abuse report

📁 FILE UPLOAD TESTING
• Multipart/form-data uploads to any endpoint
• Test media and document upload APIs without a laptop

🔐 ENCODE, DECODE & ENCRYPT
• Base64 encode and decode
• AES-CBC and AES-GCM with password protection
• SHA-256 key derivation
• Handy for testing Authorization headers and tokens

⚡ BUILT FOR DEVELOPERS
• Clean dark-themed interface
• Lightweight and fast
• No login or sign-up

WHO IS IT FOR?
Android and backend developers, QA testers, security researchers, sysadmins and site owners checking domains, brand-protection teams who need abuse contacts, and students learning REST APIs.

WHY APILAB?
Debug an API, verify an SSL certificate, find out who hosts a site or test an upload from anywhere. A complete HTTP and domain toolkit in your pocket.

Free to use. Install and start testing.

Recent changes:
New: Domain info Lookup (IP, SSL, WHOIS/RDAP, geolocation, abuse contacts)