WHAT IS FLV?
The FLV file format was originally created by Macromedia and later developed by Adobe Systems. The FLV format is generally used for streaming video and audio on social networks and streaming platforms like YouTube. If you want to know how to open FLV files and which applications are able to play them, check out the list of associated programs below.
The FLV file type is a container that can store video, audio, text, and metadata. FLV files are encoded with the Sorensen Spark, VP6, Screen Video, and AVC video codecs. As for audio encoding, the FLV container uses MP3, Nellymoser, ADPSM, and AAC. Since FLV is used for web streaming, the listed format specifications are intended to provide smooth video and audio playback.
Adobe Flash Player, Windows Media Player, VLC, Media Player Classic, and others.