Upload
Drop a video file — it never leaves your device.
Make a video file smaller while keeping it looking good
Preview
Drop a video file — it never leaves your device.
Pick a quality and resolution.
Save the smaller MP4.
No. The video is compressed entirely in your browser and never leaves your device.
MP4, which plays on phones, computers, social apps and browsers.
It depends on the video. Phone recordings often shrink by half or more at the balanced setting, and further at 720p or 480p.
Your own device does the work, so nothing is uploaded. Long or high-resolution videos take longer; keep the tab open until it finishes.