Media Converter allows you to convert all kinds of media formats to popular media formats: mp3, mp4 (mpeg4/h264/h265/hevc,aac), webm, ogg (theora, flac) , avi (mpeg4, mp3), mpeg (mpeg1, mp2), flv (flv, mp3), gif, opus and wav. Main features: 1) Convert multiple media files to specific format at one time. 2) Trim a media file or extract the audio to make a ring tone; 3) Add text watermark, crop, rotate, change speed, make reversion to output video. 4) Concatenate multiple media files with the same format. 5) Replace audio in a video files. 6) Support editing various parameters in preset output profiles LGPL ffmpeg is used.