You can download the official "Free HD Video Converter Factory" directly from the WonderFox website to try the basic features safely.
Completely free and open-source. It’s the industry standard for converting video and reducing file size. Download AbbasPC Video Converter Factory Pro rar
Unofficial RAR files are a common way to spread trojans or ransomware. You can download the official "Free HD Video
If you don't want to pay for the Pro version, these tools are open-source, safe, and professional-grade: these tools are open-source
Most people don't realize VLC has a built-in "Convert/Save" feature that handles almost any file type.