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User-Agent Parser

Estimate browser, engine, platform, and operating system from a User-Agent string.

Input

Input stays in this browser. Nothing is uploaded or stored.

Result

Run the tool to see its result here.

How to use this tool

Paste a public test User-Agent string and treat parsed labels as hints for debugging.

When not to use it

User-Agent strings can be spoofed and may be reduced by privacy features; do not use them for security decisions.