How can you play Flv files on Real player?

Currently, RealPlayer 11.0 and up supports FLV file playback. Many other media players such as Windows Media Player with codec pack, QuickTime, VLC Player... also support FLV.

get a freeware like sothink flv player

So in order to play flv files, an flv player is needed. You can download Aunsoft FLV Player to view flv videos. It's free and easy-to-use. It can open local flv files or those from YouTube, google Video, Yahoo Video, Myspace, etc.