Ultraconvert
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100% client-side — your videos never leave your device

Video to frames,
without the upload.

Pull still images out of MP4, MOV, WebM and MKV clips — right in your browser. Pick a count or interval, download a zip.

How it works

  1. 1

    Drop your video

    Add an MP4, MOV, WebM or MKV file. Frames are decoded locally with WebCodecs — no upload.

  2. 2

    Choose how many frames

    Pick a fixed number of evenly-spaced frames, one every few seconds, or every frame — and an output size.

  3. 3

    Download the stills

    Grab a single image or a zip of all frames as PNG or JPG. Nothing is ever sent to a server.

Frequently asked questions

Are my videos uploaded to a server?+

No. Frames are decoded with the WebCodecs API and encoded in your browser. Your files never leave your device.

How many frames can I extract?+

As many as you like — by a fixed count, one every N seconds, or every frame in the selected range. Extracting every frame of a long, high-resolution video uses a lot of memory, so trim the range or reduce the width for big jobs.

Can I extract frames from just part of the video?+

Yes. Use the timeline handles to select a start and end point, and only that range is extracted.

Is it free?+

Yes — free, no signup, no watermarks.