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User Agent Parser

Use this free user agent parser to process text instantly in your browser. No sign-up, unlimited use.

SEO & Web Instant Private
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How to use the User Agent Parser

  1. Paste or upload your text. Type, paste or upload a .txt file into the input box.
  2. Pick options. No options needed — the tool runs instantly.
  3. See the result instantly. The output updates live as you type.
  4. Copy or download. Use Copy to clipboard or Download to save the result.

About this tool

Meta tags, robots.txt, sitemap, Open Graph, headers and URL tools.

Read the complete User Agent Parser guide

Frequently asked questions

Is the User Agent Parser free to use?

Yes. The User Agent Parser on Gemma-4 is 100% free with no sign-up, no limits and no watermark. An optional free account lets you save favourites.

Is my data private?

Yes. Your inputs are processed instantly and are not stored on our servers.

Does it work on mobile phones?

Absolutely. The User Agent Parser is fully responsive and works on Android, iPhone, tablets and desktop browsers such as Chrome, Edge, Safari and Firefox.

Is there a limit on text length?

You can process very large texts (several megabytes). Extremely large inputs may take a moment depending on your device.

Who is the User Agent Parser useful for?

It is popular with bloggers and website owners, SEO specialists, digital marketers — anyone who needs quick, reliable help with technical SEO and website health.