Free Online MP4 Video Compressor
Video files are notoriously huge. A single minute of 4K video from a modern smartphone can exceed 300MB. Sharing these files via WhatsApp, Email, or Discord is often impossible due to size limits. Our Compress MP4 tool allows you to shrink your video files significantly, making them easy to share, stream, and store.
Understanding Video Compression
Video compression is a balancing act between Bitrate, Resolution, and Codec efficiency.
- Bitrate Reduction: This is the most effective way to reduce size. By lowering the amount of data allowed per second of video, we can slash the file size. Our smart encoder ensures the bitrate stays high enough for complex scenes (action) and lowers it for static scenes (interviews).
- Resolution Scaling: Sometimes you don't need 4K. Downscaling a video to 1080p or 720p can reduce its size by 4x to 10x instantly.
- Codec Optimization: We optimize the MP4 container and H.264 streams to ensure compatibility with every device—iPhone, Android, Windows, Mac—while stripping bloat.
Use Cases for MP4 Compression
WhatsApp & Discord
These platforms have strict limits (e.g., 16MB or 25MB). Our tool can squash a lengthy video down to fit these constraints perfectly.
Email Attachments
Trying to email a video clip? Compress it first. We can often make short clips fit within the standard 25MB attachment limit.
Is My Video Safe?
Absolutely. We prioritize your privacy. Your videos are processed securelty and we do not claim ownership of any content you upload. Once you download your compressed file and close the session, it is purged from our temporary storage.