Need an app to convert your media files? Try Movavi Video Converter. When taking a look at some of the best YouTube-to-MP3 Converter's online, there are a number of options available to quickly and efficiently convert your videos to audio files. Keep in mind that this app has a free trial version, but the full version is paid only. You can also use this software to download videos from numerous other platforms, such as Deezer, Qobuz, and Napster. Allavsoft is a desktop program that works on both Windows and Mac and allows users to download their favorite YouTube videos in a couple of clicks.