"What is my Browser" tools are web-based applications that help you identify the web browser you are currently using to access a website. These tools typically display information about your browser, such as its name, version, operating system, and any plugins or extensions that may be installed.

Some "What is my Browser" tools may also provide additional information, such as your IP address, screen resolution, and user agent string, which is a unique identifier that tells websites about the type of browser and device you are using. This information can be helpful for web developers and designers to ensure that their websites are optimized for different browsers and devices.

Using a "What is my Browser" tool is usually simple and straightforward. You simply need to navigate to the tool's website and it will automatically detect and display your browser information. Some tools may require you to click a button to initiate the detection process.

Overall, "What is my Browser" tools can be useful for both website users and developers, providing valuable information about the browser and device being used to access a website.