How to open a .flv file: without installing anything

How to open a .flv file

A .flv is a FLV file: Flash video. Obsolete, but still found in old archives. VLC (free, everything), Windows Media Player, QuickTime, IINA open it. Or drop it below: it opens and converts in your browser, nothing to install.

Drop files here or click to chooseSeveral files at once are fine.

🔒 Nothing is uploaded. Check the Network tab of your browser: it stays empty.

Three ways to open it

Drop the .flv file above: it opens and converts right here, nothing to install.
For a desktop app: VLC (free, everything), Windows Media Player, QuickTime, IINA.
If it still will not open, convert it to MP4, that is what most people are really after.

Convert a .flv

FLV → MP4 FLV → WebM FLV → MKV FLV → MOV FLV → AVI FLV → GIF FLV → MP3 FLV → WAV

Questions

What program opens a .flv file?

VLC (free, everything), Windows Media Player, QuickTime, IINA. Or drop it here, without installing anything.

Why won't my .flv open?

Either the viewer does not know FLV (flash video. obsolete, but still found in old archives.), or the file is damaged or misnamed. Converting to MP4 fixes the first case.

Is it safe to open a .flv here?

Yes: the file is read in your browser and never leaves your device.