URL Snooper is a free software that allows users to capture URLs of any streaming media files that are being played on a computer. The software monitors network traffic and detects any URLs that are being accessed by a media player. It also has a built-in packet filter to help users focus on specific types of media files and can save captured URLs to a text file for later use. Additionally, URL Snooper can be used to scan web pages and extract URLs of embedded media files.