Base64Img
Free · No upload · Runs in your browser

Base64 to GIF Converter

Paste a Base64 string or full data URI to preview the image instantly and download it as a GIF file.

100% client-side. Nothing is uploaded — decoding happens in your browser.

Base64 to GIF, explained

A Base64 image string is just text that encodes an image's binary data. This decoder reverses the process for the GIF format: paste the string, preview the picture, and save it back as a .gif file. GIF is a lossless format limited to 256 colors per frame — great for simple graphics, icons, and short looping animations where file size matters more than photographic detail.

When to choose GIF

  • Small, simple graphics. Logos, icons, and flat illustrations stay crisp at tiny sizes.
  • Short animations. GIF is the most universally supported looping-animation format on the web.
  • Universal support. Every browser, email client, and chat app renders GIF without extra codecs.

What you can paste

  • A full data URI — data:image/gif;base64,R0lGOD.... This is the most reliable form because it names the exact format.
  • A bare Base64 body — just the long string with no data: header. The tool verifies the GIF file signature before showing a result.

A note on animated GIFs

The decoder saves the original GIF bytes instead of redrawing the preview through a canvas. That means an animated GIF keeps every frame, its timing, and its looping behavior in the downloaded file.

Private by design

Decoding uses the browser's native image handling — the string is turned into an image element locally and never sent anywhere. Safe for confidential assets.

More Base64 converters

Image to Base64Encode any image into a data URI. PNG to Base64Encode PNGs, transparency kept. JPG to Base64Turn JPEG photos into a data URI. JPEG to Base64Encode JPEG photos with the .jpeg extension. SVG to Base64Encode vector SVGs for CSS. WebP to Base64Encode modern WebP images. GIF to Base64Encode GIF animations into a data URI. Base64 to ImageAuto-detect PNG, JPG, GIF, WebP or SVG. Base64 to PNGDecode and save as PNG. Base64 to JPGDecode and save as JPEG. Base64 to SVGDecode vector SVG markup. Base64 to WebPDecode and save as WebP.

Frequently asked questions

How do I convert a Base64 string to a GIF?

Paste the Base64 string or full data URI into the box and click Decode to GIF. The tool verifies the GIF signature, previews it, and downloads the original .gif bytes.

Can this decoder handle animated GIFs?

Yes. The downloaded file uses the original GIF bytes, so every animation frame, delay, and loop setting is preserved.

Is the decoder private?

Yes. Decoding happens entirely in your browser. Nothing is uploaded, so your data stays on your device.