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

HomeFormatsM4V
.m4v

M4V Converter

Convert MPEG-4 Video files online for free — no upload, no registration, 100% private

動画 format
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。

What is a M4V file?

MPEG-4 Video (.m4v)

MPEG-4 Video is a video file format with the extension .m4v.

Extension: .m4vCategory: 動画

Convert from M4V

Convert your MPEG-4 Video files to other formats

M4VMP4M4VAVIM4VMKVM4VMOVM4VWMVM4VFLVM4VWEBMM4VMPGM4VMPEGM4V3GPM4V3G2M4VVOBM4VOGVM4VTSM4VM2TSM4VMTSM4VSWFM4VASFM4VDVM4VF4VM4VDIVXM4VXVIDM4VRMM4VRMVB

Convert to M4V

Convert other files to MPEG-4 Video format

MP4M4VAVIM4VMKVM4VMOVM4VWMVM4VFLVM4VWEBMM4VMPGM4VMPEGM4V3GPM4V3G2M4VVOBM4VOGVM4VTSM4VM2TSM4VMTSM4VSWFM4VASFM4VDVM4VF4VM4VDIVXM4VXVIDM4VRMM4VRMVBM4V

Frequently Asked Questions about M4V

What is a M4V file?
A M4V file is a video format with the extension .m4v. MPEG-4 Video files are widely used in digital workflows for creating, sharing, and storing video content.
How do I convert M4V files for free?
Use Convert999 to convert M4V files for free directly in your browser. Simply upload your file, select the target format, and click convert. No installation or signup required.
Is it safe to convert M4V files online?
Yes! Convert999 processes all files 100% locally in your browser. Your M4V files are never uploaded to any server, ensuring complete privacy and security.
What formats can I convert M4V to?
Convert999 supports converting M4V to 24+ formats including MP4, AVI, MKV, MOV, WMV and more. Browse the full list above.

Explore M4V

M4V Converter

M4V → all formats

Convert to M4V

All sources → M4V

動画

All video formats

File Tools

Compress, resize, merge

Other 動画 Converters

.mp4MPEG-4 Video.aviAudio Video Interleave.mkvMatroska Video.movApple QuickTime Movie.wmvWindows Media Video.flvFlash Video.webmWebM Video.mpgMPEG Video.mpegMPEG Video.3gp3GPP Video.3g23GPP2 Video.vobDVD Video Object.ogvOgg Video.tsMPEG Transport Stream.m2tsBlu-ray BDAV.mtsAVCHD Video.swfShockwave Flash.asfAdvanced Systems Format