add audio to video

Play video and audio files in various formats.

Extract audio tracks in MP3 format from video files.

Crop the end off video or audio files, leaving the rest intact.

Convert files between all popular video and audio formats.

Convert video, audio, and image files to different formats.

Download, convert, edit, save video and audio.

Record Skype video and audio calls into MP4 / AVI movies.

Convert video and audio files to different formats.

Convert video/audio files for any device.

Convert all 2D, 3D, HD video, audio between various formats and devices as iPad, iPhone, iPod, PSP.