Skip to content
Lizely

WebP to GIF

Convert a local still or supported animated WebP into a downloadable GIF without uploading the file.

Privacy: your files never leave your device. All processing happens locally in your browser.

How to use

  1. 1.Choose a local WebP file no larger than 20 MB.
  2. 2.Select Convert to GIF and wait for the browser to decode and encode the visible frames.
  3. 3.Download the GIF and inspect it at its intended destination before sharing.

About WebP to GIF

WebP to GIF converts a WebP image that you choose on your own device into a standard GIF download. The conversion happens in the current browser tab: the page reads the local file, asks the browser to decode image frames, maps visible RGBA pixels to a GIF palette, and creates a new Blob for download. Your WebP is not uploaded to a conversion server, queued for processing, or stored by this tool. This is useful when a site, chat system, presentation, or older workflow accepts GIF but not WebP, or when you need a simple GIF copy for a local handoff. The result is a new file, so the page never overwrites a file or folder on your computer.

Still WebP images are decoded with the browser image decoder and become a one-frame GIF. Animated WebP uses the browser ImageDecoder feature when it is available. In a current Chrome browser, the tool reads the animation's decoded frames, carries their decoded timing into the GIF, and writes a continuously looping GIF. Browsers do not all expose ImageDecoder yet. If you choose animated WebP in a browser without that feature, the page stops with a clear message instead of quietly exporting only the first frame. This keeps the output scope honest. The tool does not claim to preserve WebP container metadata, ICC profiles, original compression, exact color tables, alpha precision beyond GIF transparency, or advanced animation features that GIF itself cannot represent.

The page sets practical local limits before allocating large canvases. A selected WebP can be no larger than 20 MB. Animated input must have from one through fifty frames, and each decoded frame must stay within a 4,096-pixel side limit and a three-megapixel canvas limit. The complete GIF output also has a bounded pixel budget. These limits are not a promise that every small-looking file is inexpensive to decode; they are a clear boundary for a browser-only utility. If a file is malformed, too large, too large after decoding, has unreadable frames, or uses an unsupported browser codec path, the tool reports the problem and does not create a misleading download.

GIF has a much smaller color model than modern WebP. During conversion, each visible frame is quantized to a GIF palette with up to 256 colors, and transparent pixels are represented with GIF's one-bit transparency. Photographs, gradients, and semi-transparent artwork can therefore show banding, a larger file size, or changed edges. GIF is a compatibility format, not a quality upgrade or a guaranteed compression method. A WebP that is already efficiently compressed can produce a GIF that is larger. Inspect the downloaded GIF at its intended size before publishing it, especially if it contains text, gradients, brand colors, or small details.

For a dependable workflow, start with the smallest WebP that meets your need, avoid converting a large animation merely to use it as an avatar or emoji, and keep the original WebP as the quality source. Choose the file, select Convert to GIF, download the result, and open it once in the destination app or browser. This tool does not edit individual frames, crop or resize the image, add captions, optimize a GIF after conversion, fetch remote URLs, convert video, create a password-protected archive, or guarantee compatibility with every legacy GIF consumer. Use the related GIF tools when you need resizing, a different palette trade-off, splitting, or a text overlay after conversion.

Methodology & sources

Validate the local RIFF/WebP container and a 20 MB input limit, decode still input with the browser image decoder or supported animation with ImageDecoder, enforce frame and canvas budgets, dynamically load gifenc only after conversion, quantize visible RGBA frames to a looping GIF, and expose one local Blob download.

Frequently asked questions

Does this upload my WebP file?
No. The browser decodes the selected file and creates the GIF locally; this tool does not upload the image.
Can it convert animated WebP?
Yes in browsers with ImageDecoder support, including current Chrome. Other browsers clearly reject animated WebP rather than silently dropping frames.
Will the GIF look identical or be smaller?
Not always. GIF uses a limited palette and one-bit transparency, so photos and gradients can change and the output can be larger.

Related tools

Image Tools guides

View all