How to use ESFsoft Video Converter as a mp4 to mp3 converter
ESFsoft Video Converter is available to convert a lot of video to audio, including mp4 to mp3. This freeware can complete mp4 to mp3 conversion in few seconds.
MP4 also known as MPEG-4 Part 14 is a multimedia file format with ".mp4" file name extension, mainly for store digital audio and digital video. If you want to get only sound/voice from mp4 and convert it to mp3, ESFsoft Video Converter is undoubtedly a good choice. And in turn, this freeware can also transfer mp3 file format to mp4 according to your requirement.
Watch the video to know how to convert mp4 to mp3 by this free video converter.