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HomeSWF vs FLV
.swf
.flv

SWF vs FLV

Compare Shockwave Flash and Flash Video formats — understand the key differences and when to use each

Format Overview

SWF

Shockwave Flash

Shockwave Flash (.swf) is a video file format.

.swfvideo

FLV

Flash Video

Flash Video (.flv) is a video file format.

.flvvideo

SWF vs FLV: Feature Comparison

FeatureSWFFLV
Full NameShockwave FlashFlash Video
File Extension.swf.flv
Categoryvideovideo
Free to Convert✓ Yes✓ Yes
Browser Support✓ All Browsers✓ All Browsers
Convert to Each Other✓ Yes✓ Yes

When to Use SWF vs FLV

Use SWF when you need:

  • •Files in Shockwave Flash format for maximum compatibility
  • •Industry-standard video format support
  • •Wide software and platform compatibility

Use FLV when you need:

  • •Files in Flash Video format for specific workflows
  • •Optimized video format features
  • •Modern format advantages and smaller file sizes

Convert Between Them

SWF FLVFLV SWF
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Learn More About These Formats

SWF Converter FLV Converter

Frequently Asked Questions

What is the difference between SWF and FLV?
SWF (Shockwave Flash) and FLV (Flash Video) are both video file formats. SWF files use the .swf extension while FLV uses .flv. They differ in compression, quality, compatibility, and intended use cases.
Can I convert SWF to FLV for free?
Yes! Convert999 lets you convert SWF to FLV completely free, directly in your browser. No file upload to any server, no registration needed — your files stay private on your device.
Which is better, SWF or FLV?
It depends on your use case. SWF (Shockwave Flash) may be better for certain workflows, while FLV (Flash Video) excels in others. Consider factors like file size, quality, software compatibility, and your specific needs.
Is it safe to convert files on Convert999?
Absolutely. Convert999 processes all files 100% locally in your browser. Your files are never uploaded to any server, ensuring complete privacy and security.

SWF Converter

Convert from SWF

FLV Converter

Convert from FLV

File Tools

Compress, resize, merge

Convert to SWF

All sources → SWF

Convert to FLV

All sources → FLV

Format Statistics

Trends & data 2025

More Format Comparisons

JPGvsPNGPNGvsWEBPJPGvsWEBPSVGvsPNGHEICvsJPGBMPvsJPGTIFFvsJPGGIFvsPNG