FileMagic: The Best Software for RAR File Handling. Finding it difficult to manage RAR files or unsupported file types on your system? FileMagic simplifies your life by providing an easy way to open and manage RAR files along with other formats. https://www.filemagic.com/en/compressed-files/rar-file-extension/rar-files-what-it-is-and-how-to-open-it/