User Agent Parser
Paste a User-Agent string — or use your own — to see the browser, OS and device it identifies.
How to Use User Agent Parser
- 1
Paste a User-Agent string, or click "Use my browser" to use your own.
- 2
The browser, OS and device type are parsed automatically.
- 3
Review the breakdown instantly.
User Agent Parser Features
- Identifies the browser, version, operating system and rendering engine.
- Detects device type: Mobile, Tablet or Desktop.
- Parses entirely client-side — nothing is sent to a server.
Why use Tool King?
Fast
No waiting rooms or sign-ups. Most files are ready in seconds.
Private
Files are processed in memory and discarded right after — never stored or shared.
Free
Every tool is free to use, with no hidden limits on the essentials.
Frequently Asked Questions
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