How to insert music into video? - Just select video from your video gallery. - Then select audio file for add to video. - Adjust volume for video and new added sounds. - See preview of newly created video. - Final save your new video and you done. How to extract music from video? - Just select video from your video gallery. - Choose the time to extract the music. - Click Save and you're done. Do you like this app? Please leave your reviews and suggestions, it will help us make this app better in the next versions! Thank you!