User-Agent Parser
User-Agent Parser is a free online Developer Tools tool that break a User-Agent string into browser, engine and OS instantly in your browser. Paste your data, adjust the options and get the result in real time — no installation, no sign-up, and nothing is ever uploaded to a server.
Description
Break a User-Agent string into browser, engine and OS.
- Because everything is computed client-side, User-Agent Parser is safe to use with sensitive data such as API keys, tokens or private logs.
How to use
Using User-Agent Parser takes three steps:
- Paste your data into the input box (or load the example).
- Configure the options to match your target format or scenario.
- Copy, download or inspect the output — it updates live as you type.
Examples
These ready-made examples show typical inputs and the exact output User-Agent Parser produces for them.
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0 Safari/537.36
Browser/OS breakdown.
Use cases
Common situations where User-Agent Parser helps:
- Break a User-Agent string into browser, engine and OS.
- Because everything is computed client-side, User-Agent Parser is safe to use with sensitive data such as API keys, tokens or private logs.
FAQ
What is User-Agent Parser?
User-Agent Parser break a User-Agent string into browser, engine and OS. It runs entirely in your browser, so your data stays private.
Is User-Agent Parser free to use?
Yes. User-Agent Parser is free, unlimited and works without registration or installation.
Does my data get uploaded?
No. All processing happens locally in your browser; nothing is sent to any server.