About this tool
Add, reorder and label multiple audio tracks in a video file locally in your browser. Set track titles, language codes and the default playback track, then export MP4 with zero media uploads.
Multi-Audio Track Editor: Add, Reorder, Name & Set Default Audio Tracks in MP4
Questions & answers
How do I use Edit audio tracks?
Add video and audio tracks, set names, languages, order and the default track, then export.
What limits should I know about?
Some browsers play only the default track. Check other tracks with a player that supports track switching.
Where do my files and data go?
Your media is processed in this browser, not uploaded to this site. Save results before refreshing or closing.