KMPlayer

KMPlayer is a free program do playing movies. It can play practically all formats, which are available on the market. It has problems with RMVB format but with a little patience, even movies saved in this standard are available to watching. The program has very useful interface but has a few defects. Sometimes, watching movies without suitable configuration of the program can be impossible. His advantage is that it has a set of codecs. So even inexperienced person can play movies in this program.