Random User-Agent Generator
Realistic user-agent strings
Platform
Browser
What Is the Random User-Agent Generator?
The Random User-Agent Generator produces realistic, up-to-date user-agent strings for desktop and mobile browsers on demand. Generate a single string or a bulk list covering Chrome, Firefox, Safari, and Edge across Windows, macOS, Android, and iOS — ideal for testing responsive behavior and for rotating headers in web scraping.
Key Features
Why Rotate User Agents?
Just as rotating IPs spreads requests across addresses, rotating user agents varies the browser fingerprint your scraper presents. Sending thousands of requests with one identical user agent is a clear automation signal. A pool of realistic, varied user agents makes your traffic look like many different real visitors, reducing block rates.
Realistic Strings Matter
Outdated or malformed user agents are an instant red flag — sites recognize versions that no longer exist or impossible combinations. This generator outputs current, well-formed strings that match real browser releases, so the headers you use hold up against modern bot detection rather than exposing your scraper.
Common Use Cases
- Rotating headers across scraping requests
- Testing responsive and device-specific layouts
- Generating realistic test data for QA
- Simulating diverse traffic for load testing
Frequently Asked Questions
Are the generated user agents realistic?
Yes. The generator produces current, well-formed strings that match real browser and OS releases, rather than random or outdated combinations that detection systems would flag.
Can I generate user agents in bulk?
Yes, you can generate a single string or a large list at once, which is ideal for building a rotation pool for a scraper or test suite.
Which browsers and devices are covered?
The pool spans the major browsers — Chrome, Firefox, Safari, and Edge — across desktop (Windows, macOS) and mobile (Android, iOS) platforms.
Will random user agents stop me from being blocked?
They help, but they are one layer. Rotating realistic user agents reduces automation signals, but you also need quality proxies, sensible request rates, and consistent headers for the best results.
Is this tool free?
Yes, it is completely free with no login, and you can generate as many user-agent strings as you need.
Looking for proxies to use with this tool?
Browse the proxy directory