toolsko

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User-Agent String Parser & Device Detector

Inspect browser engine, operating system and device family from User-Agent.

Tool inputs stay in your browser · optional AI search sends your query

Good to know: Parses HTTP User-Agent headers to detect client device capabilities and browser version profiles.

How to use it (step by step)

  1. 1Fill in the boxes: “User Agent String”. Example numbers are already there so you can see how it works; replace them with yours.
  2. 2The result updates instantly as you type (on a phone it is below the boxes).
  3. 3The bold line is the main answer. Tap Copy next to any value to copy it.

Words to know

User agent
The text your browser sends to every website saying what browser and system you use.

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