KMPlayer is a lightweight audio and video player for Windows that supports a wide range of different file formats, including AVI, ASF, WMV, AVS, FLV, MKV, and many more. KMPlayer has a small desktop footprint and its minimalist interface makes video playback quick and hassle-free. The player's interface is fully skinable, and there are some nice aesthetic touches, such as the changing of colour on the player with every new track.