Make a video small enough to send or post without handing it to a server. Supercut compresses your clip locally in the browser, so you get a lighter file while your footage stays entirely on your device.
Just type
“Compress this video to a smaller size”
Works with
Load the video you want to shrink. It opens in your browser and is never uploaded.
Say “compress this video” and Supercut re-encodes it to a smaller size while keeping it watchable.
Preview the result and export the compressed clip, ready to share over email, chat or social.
Supercut decodes, edits and exports your video entirely in your browser with WebAssembly. Your video files never leave your device. To plan the edit, the AI gets your request, the words said in your clip and its sound levels (both worked out on your device), and a few low-resolution frames only if you turn that on. Read more in our Privacy Policy.
Convert MOV, WebM, or other formats to MP4 in your browser. Universal playback without uploading your source file.
Trim and cut video in your browser. Drop a clip, say where to cut, and download it, your footage never leaves your device. No upload, no watermark.
Change video resolution and dimensions in your browser. Downscale for smaller files or match platform sizes, your footage never uploads.
Trim highlights, reframe to vertical, caption, and compress for Discord, in your browser. Big gameplay files are handled on your device, no upload.
Crop, resize, and compress product videos for Shopify, Amazon, and TikTok Shop, in your browser. Unreleased product footage stays on your device.
No. Compression runs in your browser with WebAssembly. The file never leaves your device.
It depends on your clip and the quality you want to keep. Supercut re-encodes to reduce size while staying watchable.
Common formats like MP4, MOV and WebM. You can also export to a different format if that helps shrink the file.
Drop a clip and describe the edit, it runs right here in your browser.
Open the editor