UA Parser
Paste any UA string (or use your current browser) to extract rough browser family, OS, device class, and engine hints. Parse a User-Agent string into browser, O
Introduction
User-Agent Parser is a free, browser-based utility in our HTTP & API Tools collection. Paste any UA string (or use your current browser) to extract rough browser family, OS, device class, and engine hints. User-Agent Parser provides a lightweight breakdown of UA strings for debugging client detection - heuristic, not a full UA database. Everything runs locally in your browser — inputs stay on your device, with no account or upload required. Highlights include use my ua.
Features
- Use my UA
- Browser/OS/device hints
- Copy JSON
How to use
- 1Paste a UA or click Use my UA.
- 2Read the parsed fields.
Example
Chrome UA
InputMozilla/5.0.. Chrome/..Output
Browser family Chrome
Benefits
- Run UA Parser entirely in the browser with no signup or installation.
- Keep sensitive sample data private — processing never leaves your device.
- Use my UA
- Browser/OS/device hints
- Copy JSON
- Pair it with Headers Checker and HTTP Status when your workflow needs adjacent utilities.
FAQs
It’s heuristic. Spoofed or unusual UAs may be incomplete.
No.
Not included in this version.
Yes. UA Parser on EverydayDevTools is free, with no account, watermarks, or usage caps for normal interactive use.
No. UA Parser runs in your browser. Your input is processed locally and is not sent to EverydayDevTools servers.
Paste any UA string (or use your current browser) to extract rough browser family, OS, device class, and engine hints. It fits everyday http & api tools tasks when you want a fast local utility instead of installing a CLI or opening a heavy IDE feature.
Core capabilities include: Use my UA; Browser/OS/device hints; Copy JSON.
Developers often pair UA Parser with Headers Checker, HTTP Status, My IP. Open Related tools on this page for quick links.