UtilityKit

40+ fast, free tools. Most run in your browser only; Image & PDF tools upload files to the backend when you run them.

User Agent Parser

Parse user-agent strings into browser, engine, OS, and device details.

About User Agent Parser

User Agent Parser turns raw UA strings into structured, readable metadata for debugging and analytics checks. It uses lightweight heuristics to identify browser family, rendering engine, operating system, and device type.

Why use User Agent Parser

  • Decode UA strings quickly
  • Assist browser compatibility debugging
  • Export structured parse output

How to use User Agent Parser

  1. Paste UA string
  2. Run parse
  3. Review summary and copy JSON

When to use User Agent Parser

  • Support ticket triage
  • Traffic analysis checks
  • Cross-browser issue debugging

Frequently Asked Questions

Is UA parsing always perfect?

No, UA strings are heuristic and can be spoofed.

Can it identify bots?

It can flag common bot patterns.

Does it return structured JSON?

Yes.

Is any input uploaded?

No.

Can it parse mobile UA strings?

Yes for common signatures.

Related tools