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Your files stay on your device

File processing runs in your browser. Documents are not uploaded to our servers. The site may download processing engines and send usage or feedback events without file contents.

How we handle your data

Local text utility

User-Agent parser

Read a pasted User-Agent header without making network requests.

Text stays in your browser.

Try an example

The input above starts with this sample:

Mozilla/5.0 (Windows NT 10.0) Chrome/128.0.0.0 Safari/537.36

Run the tool. The result should contain:

Chrome