What is a FLV file?
FLV (Flash Video) is the Flash Video container that once powered most online video before Flash was retired in 2020. It was introduced in 2002 by Macromedia / Adobe.
What FLV is good at
- Supported by many legacy players and encoders
- Simple streaming-friendly structure
- H.264 video can be stored inside
Where FLV falls short
- Flash Player is discontinued
- Browsers no longer play it natively
When to use FLV
- Older streaming servers and RTMP workflows
- Archival conversions
- Legacy software that still expects FLV
Where FLV files open
FLV files open in VLC, MPC-HC, ffplay and legacy RTMP tools; not supported by modern browsers.
FLV compared with MP4
FLV or MP4? FLV is best for older streaming servers and RTMP workflows. MP4 is best for uploading to YouTube, Instagram, TikTok and WhatsApp. Convert FLV to MP4 or convert MP4 to FLV.
Frequently asked questions
What is a FLV file?
FLV (Flash Video) is the Flash Video container that once powered most online video before Flash was retired in 2020. It was introduced in 2002 by Macromedia / Adobe.
What are the advantages of FLV?
Supported by many legacy players and encoders; simple streaming-friendly structure; h.264 video can be stored inside.
What are the drawbacks of FLV?
Flash player is discontinued; browsers no longer play it natively.
What programs open FLV files?
FLV files open in VLC, MPC-HC, ffplay and legacy RTMP tools; not supported by modern browsers.
How do I convert a FLV file?
Choose the FLV converter you need from the list on this page, drop in your file and press Convert. You get your new file in seconds, free and without sign-up.