Does CalmClip upload my video to a server?

No. CalmClip processes everything entirely inside your browser using WebAssembly. Zero bytes of your video are ever sent to any server. Your files stay on your device at all times.

Is CalmClip free to use?

Yes. CalmClip is completely free. No account, no subscription, no hidden fees. Open the site and start editing immediately.

What video formats does CalmClip support?

CalmClip supports MP4, MOV, WebM, and MKV files. All editing and export happen locally in your browser using FFmpeg compiled to WebAssembly.

How does AI transcription work without uploading my video?

CalmClip runs the Whisper speech recognition model locally in your browser via WebAssembly. The AI model downloads once and runs entirely on your device, so your audio never leaves your machine.

Can CalmClip handle large video files?

Yes. Because CalmClip processes files locally using FFmpeg compiled to WebAssembly, it handles large files (1 GB and above) without upload delays. Editing starts immediately after you select the file.

Does CalmClip require an account or login?

No. CalmClip requires no account, no login, and no registration. Open the site, drop your video, and start editing.

What format is the thumbnail?

JPG. Extracted at the full resolution of the video frame.

Is thumbnail extraction free?

Yes. Thumbnail extraction is a free feature.

Can I choose any frame?

Yes. Scrub the video to any point and extract that frame.

Does it upload my video to extract a frame?

No. The frame extraction runs locally in your browser.

Can I extract multiple thumbnails?

You can extract one frame at a time. Scrub to a new position and extract again for a second thumbnail.

What resolution will the thumbnail be?

The same as the video resolution. A 1080p video produces a 1920x1080 JPG thumbnail.

Extract Thumbnail from Video | Frame Capture

Extract a Thumbnail from Your VideoScrub to any frame and save it as a full-resolution JPG. Free, no upload, instant. Grab any frame from your video as a full-resolution JPG. Scrub to the exact moment you want and download it in one click. Free, no upload.

Trim and cut video clips

AI captions and transcription (local, no upload)

Remove silence and filler words

Face blur (local processing)

Resize to any aspect ratio

Loudness normalization

Metadata stripping

Free, no install, no account