ngrok is a powerful tool that allows developers to expose their local web servers to the public internet for testing and debugging purposes. Using ngrok with Windows can be straightforward, but certain configurations require additional steps, such as adding the `-host-header` parameter when using IIS or IIS Express, and configuring server bindings in the applicationhost.config file. Additionally, accessing control lists may need to be modified to allow incoming requests from external sources. Despite these extra steps, ngrok provides a convenient way for developers to test their applications in real-time, making it an essential tool in any developer's toolkit.