mp4 flv

Convert MP4 Video to Flash Video Online

Convert MP4 to FLV online for free. Fast, secure file conversion with no registration required.

MP4 vs FLV

MP4 FLV
Full Name MP4 Video Flash Video
Category Video Video
MIME Type video/mp4 video/x-flv
File Extension .mp4 .flv
Max Upload 500 MB —

How to Convert MP4 to FLV

  1. Select your MP4 file using the upload area above
  2. Click "Convert to FLV" to start the conversion
  3. Wait for the conversion to complete
  4. Download your FLV file

About MP4 Format

MP4 (MPEG-4 Part 14) is the most widely used video container format. It supports video, audio, subtitles, and metadata with efficient H.264/H.265 compression. The universal format for web video, streaming, and mobile devices.

About FLV Format

FLV (Flash Video) was the dominant web video format during the Flash era. While largely replaced by MP4 and WebM for web delivery, FLV files are still encountered in legacy content and some streaming servers.

Frequently Asked Questions

Upload your MP4 file using the upload area above, then click "Convert to FLV". The conversion starts automatically and you can download the result when it's ready.

Yes, FileCraft's MP4 to FLV converter is completely free with no registration, watermarks, or hidden fees. You can convert as many files as you need.

Yes. Your files are processed securely and automatically deleted from our servers after conversion. We do not store, share, or access your files.

Most video files convert in a few seconds. Larger files may take slightly longer depending on file size and complexity.

You can upload MP4 files up to 500MB for free conversion. For most use cases this is more than sufficient.

Other MP4 Conversions

89 formats
MP4 3G2 MP4 3GP MP4 AAC MP4 AC3 MP4 AI MP4 AIF MP4 AIFF MP4 AMR MP4 APNG MP4 ASF
MP4 3G2 MP4 3GP MP4 AAC MP4 AC3 MP4 AI MP4 AIF MP4 AIFF MP4 AMR MP4 APNG MP4 ASF MP4 AVI MP4 AVIF MP4 BMP MP4 DPX MP4 DTS MP4 DV MP4 EAC3 MP4 EPS MP4 EXR MP4 F4V MP4 FITS MP4 FLAC MP4 GIF MP4 HDR MP4 HTM MP4 HTML MP4 ICO MP4 J2K MP4 JP2 MP4 JPEG MP4 JPG MP4 JSON MP4 JXL MP4 M2TS MP4 M4A MP4 M4B MP4 M4V MP4 MKV MP4 MLP MP4 MOV MP4 MP2 MP4 MP3 MP4 MPEG MP4 MPG MP4 MTS MP4 MXF MP4 OGA MP4 OGG MP4 OGV MP4 OPUS MP4 PAM MP4 PBM MP4 PCX MP4 PDB MP4 PDF MP4 PGM MP4 PNG MP4 PNM MP4 PPM MP4 PS MP4 PSB MP4 PSD MP4 QOI MP4 RA MP4 RM MP4 SGI MP4 SPX MP4 SVG MP4 SVGZ MP4 SWF MP4 TGA MP4 TIF MP4 TIFF MP4 TS MP4 TTA MP4 TXT MP4 VOB MP4 WAV MP4 WBMP MP4 WEBM MP4 WEBP MP4 WMA MP4 WMV MP4 WV MP4 XBM MP4 XML MP4 XPM MP4 Y4M MP4 YAML

Convert to FLV

93 formats
3G2 FLV 3GP FLV AAC FLV AC3 FLV AI FLV AIFF FLV AMF FLV AMR FLV APNG FLV ARW FLV
3G2 FLV 3GP FLV AAC FLV AC3 FLV AI FLV AIFF FLV AMF FLV AMR FLV APNG FLV ARW FLV ASF FLV AVI FLV AVIF FLV BMP FLV CR2 FLV CR3 FLV DNG FLV DPX FLV DTS FLV DV FLV EAC3 FLV EMF FLV EPS FLV EXR FLV F4V FLV FITS FLV FLAC FLV GIF FLV HDR FLV HEIC FLV HEIF FLV ICO FLV J2K FLV JP2 FLV JPEG FLV JPG FLV JXL FLV M4A FLV M4B FLV M4V FLV MKA FLV MKV FLV MLP FLV MOV FLV MP2 FLV MP3 FLV MPEG FLV MPG FLV MXF FLV NEF FLV OGG FLV OPUS FLV ORF FLV PAM FLV PBM FLV PCX FLV PDB FLV PDF FLV PGM FLV PNG FLV PNM FLV PPM FLV PS FLV PSB FLV PSD FLV QOI FLV RAF FLV RAW FLV RM FLV RW2 FLV SGI FLV STL FLV STP FLV SVG FLV SVGZ FLV SWF FLV TGA FLV TIF FLV TIFF FLV TTA FLV TXT FLV WAV FLV WBMP FLV WEBM FLV WEBP FLV WMA FLV WMF FLV WMV FLV WV FLV XBM FLV XCF FLV XPM FLV Y4M FLV