Add accurate, styled captions without sending your footage to a server. Supercut transcribes your audio on your own device and burns in word-perfect captions, so your video and its audio never leave your browser.
Just type
“Add captions, big bold style”
Works with
Load your video into the editor. Everything happens locally, so there is nothing to upload and nothing to wait on a server for.
Say “add captions” and pick a style. Supercut transcribes the audio on-device and times each word automatically.
Preview the captioned clip, tweak the style if you like, and export, captions burned in, ready for TikTok, Reels or Shorts.
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.
Crop and reframe any video to 9:16 for TikTok, Reels and Shorts. Subject-tracking keeps the action in frame, all in your browser, no upload.
Edit videos for TikTok in your browser. Auto 9:16 reframe, captions, and export, your footage never uploads to TikTok or anyone else first.
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.
Record your screen, mic and camera in the browser, then polish the result. Backdrop, rounded corners and zooms, all local. Your recording is never uploaded, and there is no watermark.
Trim lessons, add captions for accessibility, clean up audio, and cut promo clips, all in your browser. Unreleased course content never leaves your device.
Turn podcast episodes into captioned vertical clips for social. Transcribe and reframe in your browser without uploading raw audio or video.
No. Transcription runs on your device with an in-browser model. Your audio and video never leave your computer.
Yes. Supercut times captions to your speech so words appear as they are spoken, with caption styles built for short-form video.
You can adjust the captions and restyle them before exporting, so typos or names can be fixed.
Drop a clip and describe the edit, it runs right here in your browser.
Open the editor