This is a free video converter, audio converter and a tool for compressing video. In this app, you could change the settings of the destination videos, for example, the ratio, the resultions, the format and the size.
It supports converting many formats, etc,  MP4, MOV, M4V, MKV, AVI, WMV, FLV, MPEG, MTS, WEBM, M2TS, TS, TRP, WTV, MP3, FLAC, 3G2, WMA,, FLC, M4A, WAV to any video format.

How to use it? Read our tutorials.