GetFLV is a software that allows you to view, edit and even download FLV files from various video sites.
The software has a user-friendly and well-organized interface. Each functionality is separated in a different tab.
You can convert either from FLV to some video format or from a video format to FLV.
Among the supported formats are: MP4, AVI, WMV, 3GP, MPG and MOV.