Skip to main content
Convert999
フォーマットすべての変換ツール比較活用事例ToolsBlog
変換ツール
Convert999

400以上の形式をサポートする無料オンラインファイル変換ツール。

製品

  • すべての変換ツール
  • フォーマット
  • 比較
  • 活用事例
  • Tools

リソース

  • 概要
  • Blog
  • Security
  • Glossary
  • Statistics
  • Changelog
  • Contact

法的情報

  • プライバシーポリシー
  • 利用規約

© 2026 Convert999. All rights reserved.

Made with for the web

HomeF4V vs SWF
.f4v
.swf

F4V vs SWF

Compare Flash MP4 Video and Shockwave Flash formats — understand the key differences and when to use each

Format Overview

F4V

Flash MP4 Video

Flash MP4 Video (.f4v) is a video file format.

.f4vvideo

SWF

Shockwave Flash

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

.swfvideo

F4V vs SWF: Feature Comparison

FeatureF4VSWF
Full NameFlash MP4 VideoShockwave Flash
File Extension.f4v.swf
Categoryvideovideo
Free to Convert✓ Yes✓ Yes
Browser Support✓ All Browsers✓ All Browsers
Convert to Each Other✓ Yes✓ Yes

When to Use F4V vs SWF

Use F4V when you need:

  • •Files in Flash MP4 Video format for maximum compatibility
  • •Industry-standard video format support
  • •Wide software and platform compatibility

Use SWF when you need:

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

Convert Between Them

F4V SWFSWF F4V
ファイルを選択

またはファイルをここにドラッグ＆ドロップ

最大ファイルサイズ：2GB

ファイルはブラウザ内でローカルに処理されます。サーバーにアップロードされません。

Learn More About These Formats

F4V Converter SWF Converter

Frequently Asked Questions

What is the difference between F4V and SWF?
F4V (Flash MP4 Video) and SWF (Shockwave Flash) are both video file formats. F4V files use the .f4v extension while SWF uses .swf. They differ in compression, quality, compatibility, and intended use cases.
Can I convert F4V to SWF for free?
Yes! Convert999 lets you convert F4V to SWF 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, F4V or SWF?
It depends on your use case. F4V (Flash MP4 Video) may be better for certain workflows, while SWF (Shockwave Flash) 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.

F4V Converter

Convert from F4V

SWF Converter

Convert from SWF

File Tools

Compress, resize, merge

Convert to F4V

All sources → F4V

Convert to SWF

All sources → SWF

Format Statistics

Trends & data 2025

More Format Comparisons

JPGvsPNGPNGvsWEBPJPGvsWEBPSVGvsPNGHEICvsJPGBMPvsJPGTIFFvsJPGGIFvsPNG