動画を圧縮してファイルサイズを削減
MP4、AVI、MOV動画を素早く圧縮できます。Discord、メール、SNS投稿に最適。ブラウザ上で完結し、透かしは追加されません。
Navigation.videoCompression.hero.supportedFormats
Click to upload video
or drag and drop
MP4, MOV, WEBM, MKV up to 100MB
Free Video Compression Tool
Compress videos directly in your browser without uploading to servers. Adjust resolution and quality to quickly reduce file size.
Why Use Our Online Video Compressor?
The Best Video Compression Tool for Short Videos
Our video compression software focuses on speed and efficiency. Compress video files with our tool optimized specifically for clips, social media stories, and email attachments without losing quality.
Powerful Features
Experience lightning-fast video compression with enterprise-grade security and smart optimization. Compress videos online instantly while maintaining high quality.
How to Compress Video Online Free
Step-by-Step Video Compression Guide
Follow these simple steps to compress video files and reduce your video file size on Windows, Mac, iPhone, or Android. Our free online video compressor makes it easy to shrink video files.
動画をアップロード
動画ファイルを選択またはドラッグ＆ドロップ（最大100MB）
Choose Video Compression Settings
Our "Auto" mode selects the best video compression settings for you. For more control when you compress video files, adjust compression level (Strong for smallest size or High Quality for best look) or set a target size (e.g., "24MB" for Discord).
ダウンロード
圧縮された動画をデバイスに保存
Use-Case Specific Guides
Optimized for Your Needs
Whether you're sharing game clips on Discord or sending videos via email, we've got you covered.
Discordの25MBファイルサイズ制限に合わせて動画を圧縮
- 1Discordにアップロードする動画を選択
- 2ファイルサイズを25MB以下に圧縮
- 3Discordチャットやサーバーで共有
- 4Share directly to your server without errors
メールの添付ファイル制限に収まるようファイルサイズを削減
- 1メール送信したい動画をアップロード
- 2メールプロバイダーの制限に合わせて圧縮（通常10-25MB）
- 3圧縮した動画をメールに添付
- 4Attach it directly to your email without using Google Drive links
Video Compression Tips & Benefits
Master the Art of Compressing Videos
Learn how to compress video files effectively. Get expert tips on video compression, understand when to reduce video file size, and discover the benefits of using our online video compressor tool.
ファイルサイズが大きいと、アップロードに時間がかかり、ストレージを消費し、多くのプラットフォームの制限を超えます。圧縮により共有が容易になり、品質も維持できます。
Compress video files before uploading to social media, sending via email, or sharing on messaging apps. Video compression is essential when you hit file size limits like Discord's 25MB cap or Gmail's 25MB attachment limit.
より高い圧縮率はファイルサイズを削減しますが、画質が低下する可能性があります。Discord、メール、SNSなどほとんどの用途では、中〜高品質の設定が最適なバランスです。
Always compress videos using secure tools. Our online video compressor uses 256-bit SSL encryption to protect your files during compression. All compressed video files are automatically deleted after download to ensure privacy.
Mobile users prefer smaller video files. Compress video files to reduce buffering and improve playback on smartphones. Our video compression tool optimizes videos for mobile without sacrificing visual quality.
For best results when you compress videos: keep original files as backup, test different compression levels, and verify quality after compression. Our free video compressor lets you preview compressed videos before downloading.
Frequently Asked Questions
Everything you need to know about video compression