User Agent Parser

Parse browser User Agent strings to identify device, OS, and browser.

Lightning Fast

Processed locally in browser or instantly in cloud

Privacy First

Files are deleted automatically after processing

Forever Free

Unlimited usage, no registration required

Free Online User Agent Parser Tool

Analyze and decode any HTTP User Agent string instantly. Our tool helps developers and curious users identify browser versions, operating systems, and device hardware specs with high precision.

1

Paste User Agent

Copy and paste the UA string you want to analyze, or use your own browser's string automatically.

2

Start Analysis

Click analyze to break down the string into its components: Browser, OS, Engine, and CPU.

3

View Details

See the parsed results in a clean, readable format for debugging or user analysis.

Debug User Agents Easily

  • Instant Breakdown: Understand exactly what a string means without manual lookup.
  • Privacy First: Analysis is done in your browser; no data is sent to a server.
  • High Accuracy: Identifies the latest browsers and mobile devices.
  • Feature Detection: Helps understand what features a browser might support based on its UA.

Browser Identity Insights

An essential tool for web developers performing cross-browser compatibility testing.