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Convert MP4 to FLV
Convert MP4 to FLV format — 100% browser-based, no upload required.
2 cores · low tier
Drop a file here or click to select
Format will be auto-detected
About these formats
Source
MP4
MPEG-4 Part 14The most widely used video container. Supports H.264/H.265 video with AAC audio, offering excellent compatibility across all devices and platforms.
Best for
Web videoStreamingSocial mediaMobile video
Advantages
- + Universal compatibility
- + Good compression
- + Streaming support
- + Hardware accelerated
Limitations
- − Proprietary codecs (licensing)
- − Not ideal for editing
Target
FLV
Flash VideoLegacy Adobe Flash video format. Once dominant for web video streaming, now largely obsolete since Flash's discontinuation.
Best for
Legacy contentOlder streaming archives
Advantages
- + Small file size
- + Was universally supported via Flash
Limitations
- − Flash is discontinued
- − Poor quality
- − No modern browser support
- − Obsolete