Media.io audio remover online is the fastest way to remove audio
track from MP4 video file. Just upload your MP4 file and click on Mute icon, then save the video without sound. Apart from MP4 media file format, other formats like MOV, WMV, AVI, MKV, WebM, MPEG, MPG, FLV, etc. are accepted. If you want to replace the original audio of MP4 video, you can also easily add audio to video after muting video. All are done directly from a web browser.