User-Agent Parser
Parse any user-agent string instantly to extract browser, operating system, layout engine, and device information.
Try common sample User-Agents:
Click any sample below to load and analyze it right away.
User-Agent String
Analysis happens in real-time right inside your browser as you type or paste.
Parsed Details
About User-Agent Parsing
Learn how browser signatures, operating systems, and device parameters are analyzed.
The User-Agent Parser breaks down complicated HTTP User-Agent strings into structured components including browser type, version, operating system, layout engine, hardware architecture, and device category for web debugging and compatibility checks.
Real-Time Extraction
Get immediate breakdown insights instantly as you type or paste raw user-agent strings.
Batch & CSV Support
Process multiple user-agent lines simultaneously and export analysis results directly to CSV.
Preset Samples
Test common browser signatures, mobile devices, and search engine crawlers with a single click.
100% Private & Secure
Everything runs securely inside your web browser. No logs or data are ever uploaded to remote servers.
JSON Structure Export
Easily copy structured JSON objects or download complete analysis files for scripts and testing.
Client Hints Integration
Load modern high-entropy client hints seamlessly when supported by your local browser.