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GIF to WebM

Convert a GIF to WebM for free: the same frames and timing in a WebM video that's usually a fraction of the GIF's size. Nothing is uploaded, and there's no watermark.

Files stay on your device

Drop a GIF to convert to WebM

Every frame keeps its timing in a WebM video, usually a fraction of the GIF's size.

Animated and still GIFs.

How to convert GIF to WebM

Open an animated GIF and save it as a WebM video with the same frames and timing. WebM is the video format websites use in place of GIFs, since it's far smaller and keeps full color, and Discord, Reddit, and forums play it. The conversion runs in your browser, so the GIF is never uploaded.

  1. Step 1

    Choose your GIF
    Pick an animated GIF or drop it above.
  2. Step 2

    Convert to WebM
    Every frame and its timing go into the WebM.
  3. Step 3

    Download the WebM
    Save the video when it finishes.

What to expect

Supported inputs
Animated and still GIFs.
What happens
Every frame keeps its timing at a steady 25, 30, or 50 fps, encoded with the WebM codec this browser can write. Transparent areas become white.
Limits
The WebM plays once, like any video; most sites and players loop short videos on their own. It has no sound, since GIFs have none.

Private by design

Your video stays on your device

Mastershot processes your file locally in this browser. It does not need to be uploaded to a server, and you do not need an account to use the tool.

  • No upload
  • No signup
  • No watermark

Questions

A WebM is usually much smaller than the same GIF and keeps full color instead of GIF's 256, so pages load faster.

Video files don't store a loop setting. Most sites loop short videos, and a web page loops one with the loop attribute.

No. Transparent areas become white.