Discord only allows sending videos whose size is under 8MB. So if your video breaks the set video file size limit, it is necessary to make video file smaller. Our video size reducer for Discord is a favorable option to give you a leg up. Follow the simple steps below. Go to the site, and either click the Upload file or drag video file to the upload area to input video file. Choose the desired output file size, format, and quality from the dropdown menu. Hit the Compress button to reduce video size online.