FileMagic: The Best Way to Open and Manage RAR Files. Having difficulty with RAR files and other file formats that your system can't handle? FileMagic is the answer to your RAR file challenges, offering an intuitive way to manage them. https://www.filemagic.com/en/compressed-files/rar-file-extension/rar-files-what-it-is-and-how-to-open-it/