Parse

User-Agent Parser

Paste a User-Agent string to break it down into browser, version, engine, operating system, device, and mobile or desktop. Runs entirely in your browser.

User-Agent

Local

Parsed details

Paste a User-Agent string to parse it.
FAQ

Common questions

Browser and version, rendering engine, operating system, device type (desktop, mobile, tablet), form factor, and CPU architecture when the string reports it.
User-Agent strings are self-reported and can be spoofed or frozen by the browser, so treat the result as a best-effort interpretation rather than proof.
No. Parsing happens entirely in your browser with no network calls.
Yes — click “Use my User-Agent” to fill in your current browser’s string.
Private by design

This runs entirely in your browser

No file or text you enter here is uploaded. Encoding and decoding happen on your device using native browser APIs — close the tab and nothing remains on a server.

Install Toolisco Add it to your device for offline, one-tap access.