Question 1

What information is extracted?

Accepted Answer

Browser name and version, operating system, device type (desktop/mobile/tablet), and rendering engine.

Question 2

Where do I find my User-Agent string?

Accepted Answer

Your current browser's User-Agent is shown automatically. You can also paste any UA string to parse it.

Question 3

Does it work with bot/crawler UA strings?

Accepted Answer

Yes. Common bots like Googlebot and Bingbot are recognized and labeled accordingly.

Question 4

What is a User-Agent string?

Accepted Answer

A User-Agent string is a text header sent by a browser or application to identify itself to web servers. It typically includes the browser name and version, operating system, and rendering engine.

Question 5

Why would I need to parse a User-Agent?

Accepted Answer

Parsing User-Agent strings is useful for debugging cross-browser issues, tailoring server responses by device type, auditing analytics data, and testing how your site appears in different environments.

Browser	Unknown
Version	Unknown
Operating System	Unknown
Device Type	Desktop
Rendering Engine	Unknown

User Agent Parser

Frequently Asked Questions

Related Tools