User-Agent Viewer

Comprehensive browser and device information analyzer for developers and web professionals.

Features

• Complete User-Agent String: View the full user agent string sent by your browser
• Parsed Browser Information: Browser name, version, and rendering engine
• Operating System Detection: Platform and OS details
• Device Information: Mobile/desktop detection and screen details
• Export Functionality: Download all data as JSON for analysis
• Copy to Clipboard: Easy copying of any information

Use Cases

• Web Development: Browser compatibility testing and feature detection
• Debugging: Identify browser-specific issues and user environment
• Analytics: Understand user browser preferences and patterns
• Security: Browser fingerprinting and user identification
• Documentation: Technical documentation and bug reporting

Information Provided

Our User-Agent Viewer analyzes and displays:

Browser Information

• Browser name and version
• Rendering engine (WebKit, Gecko, etc.)
• User agent string

System Information

• Operating system and platform
• Device type (mobile/desktop)
• Language settings

Display Information

• Screen resolution
• Viewport size
• Device pixel ratio

Network Information

• Online/offline status
• Cookie support
• Timezone information

Technical Details

The tool parses the browser's navigator object to extract comprehensive information about the client's environment. This includes:

• navigator.userAgent - The complete user agent string
• navigator.platform - Operating system platform
• navigator.language - Preferred language
• screen properties - Display characteristics
• window properties - Viewport and device information

Note: User agent strings can be modified by browser extensions, VPNs, or user preferences. Always consider this when using the information for feature detection.