オンラインでビデオ ファイルを無料で圧縮します。
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Compress your video files online for free with our fast and secure video compressor. Reduce file size in MB while keeping excellent visual quality, so your videos are easier to share, upload, and store.
Free online video compressor
This tool lets you compress videos directly in your browser. No software installation, no watermark, and no account required. Simply upload your video, choose your compression level, and download the optimized file.
Key features
- Online video compression – Works in your browser on desktop and mobile.
- Maintain visual quality – Smart compression to reduce size without noticeable quality loss.
- Support for popular formats – Compress MP4, WebM and other common video formats.
- Fast processing – Optimized for quick compression, even for larger files.
- Privacy-focused – Videos are processed securely; we do not use them for training or marketing.
- No signup or watermark – Use the video compressor instantly, with clean output files.
When to use this video compressor
- Compress videos for email attachments with strict size limits.
- Reduce video size for faster social media uploads.
- Optimize videos for messaging apps and file sharing services.
- Save storage space on your phone, laptop, or cloud drive.
How to compress a video
- Click the upload area and select your video file.
- Adjust the compression settings if available (target size or quality).
- Start the compression and wait for the process to finish.
- Download your compressed video and share or store it as needed.
Why use urwatools for video compression?
- Clean and simple interface – Focused on the task, without distractions.
- Multi-language support – The tool works in many languages automatically.
- Performance-focused – Designed for speed and reliability.
- Secure by design – Built with user privacy and data protection in mind.
Common questions about compressing videos
Our video compressor aims to balance small file size with good image quality. For most videos, you will see a significant size reduction while keeping the video watchable on both mobile and desktop screens.
よくある質問
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はい。
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コンプレッサーは、MP4 や WebM などの一般的な形式をサポートしています。
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ある程度の圧縮は常に品質に影響しますが、このツールは、毎日の視聴に合わせてビデオを視覚的に鮮明に保ちながら、ファイル サイズを削減するように設計されています。
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はい。
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いいえ。これは、デスクトップおよびモバイル デバイスのブラウザで直接動作するオンライン ビデオ コンプレッサーです。