Step 3: Click the Audio icon on the lower right corner. Step 2: Select the MP4 video you want to convert to MP3. The first time you use the online audio converter, you need to download its launcher. Step 1: Click Add Files to Convert in the official site. Adjust audio encoder, channel, sample rate and bitrate.100% free to convert MP4 to MP3 online.If you want to batch convert MP4 to MP3 files online, using FVC Free Online Video Converter can be your first choice. However, most MP4 to MP3 online converters have maximum file size limits. You can change MP4 to MP3 format to extract audio without third-party programs. Part 1: How to Convert MP4 to MP3 Online for FreeĪn online MP4 to MP3 converter is a convenient and free choice. Here’re 8 workable ways to convert MP4 to MP3 without losing quality. No matter you convert MP4 video to MP3 audio for offline playback or further editing, you can extract the soundtrack and save as MP3 format. MP3 is a digital audio format supported by almost all devices, players and editors. If you only want to keep the audio track of a MP4 video, you can convert MP4 to MP3 format.

How to Convert MP4 to MP3 on Windows/Mac/iPhone/Android/Online

Mp4 to mp3 windows