How to Use User Agent Parser
Parse a User-Agent string into browser, OS, device and engine.
Open the User Agent Parser tool →What is User Agent Parser?
Parse a User-Agent string into browser, OS, device and engine. It's completely free, needs no sign-up, and runs entirely in your browser — so it's fast and private.
How to use User Agent Parser
- Open the User Agent Parser tool.
- Paste or type your input.
- Set any options provided.
- Copy the result. Everything runs in your browser — nothing is uploaded.
Frequently asked questions
What can it detect?
The browser and version, operating system, device type and rendering engine from a User-Agent string.
Is it always accurate?
It's best-effort — User-Agent strings can be spoofed or unusual, so treat the result as a good guess.
Ready to try it?
Open User Agent Parser →