Best Free Online GIF Compressor

Make animated GIF files smaller and keep them moving. Choose colors, size and frames, then compare the result.

Click to choose or drag and drop a GIF here

Compressing a GIF reduces colors, size or frames, so it can look slightly different. Check the After preview.

Quick Method — Compress GIF

How to compress a GIF: choose your GIF, pick fewer colors or a smaller size, and click Compress GIF. Compare the file sizes, then download.

Start with 128 colors and 75% size. These two settings usually save the most.

Shrink Animated GIFs

Animated GIFs can be very large, which makes them slow to load and too big for some chat apps and websites. Reduce the colors, the size or the number of frames, and compare the file sizes before you download.

Why Use This Tool?

Keeps the Animation

Your GIF still moves after compressing.

Simple Controls

Choose colors, size and frames with a few clicks.

See the Result

Compare file sizes and previews before you download.

No Login Required

Use it without creating an account or wasting time.

How to Use GIF Compressor Tool

  1. 1

    Choose an animated GIF, or drag one into the upload area.

  2. 2

    Pick the number of colors. Fewer colors make a smaller file.

  3. 3

    Optionally make the GIF smaller in size, or remove every second frame.

  4. 4

    Click Compress GIF and wait for the progress line to finish.

  5. 5

    Compare the Before and After, then download.

Step-by-Step Pictorial Guide — Easy to Use

  1. An animated GIF chosen in Compress GIF with color and size settings
    Step 1 An animated GIF chosen in Compress GIF with color and size settings
  2. Before and after file sizes of the animated GIF
    Step 2 Before and after file sizes of the animated GIF

Common Uses

Tips

  • Start with 128 colors. Go lower only if you still need a smaller file.
  • Making the GIF 75% of its size often saves more than reducing colors.
  • Removing every second frame can make motion look less smooth, so check the result.

Make a GIF file smaller Without Complicated Software

You do not always need a desktop photo editor just to make a GIF file smaller. FastestImageTools keeps it simple so you can make the change you need and get back to your work without unnecessary editing tools.

Frequently asked questions

Does it keep the animation?

Yes. Every frame is kept, unless you choose to remove every second frame. The overall speed stays the same.

Will the GIF look different?

It can. Fewer colors can cause banding or speckles, especially in photos and gradients. Check the After preview before you download.

Why is my result not smaller?

Some GIFs are already well optimized. If the result is not smaller, the tool tells you and you can keep your original.

How big can the GIF be?

Up to 30 MB. Very long GIFs with many frames may be too large for your browser to handle.

Is my GIF uploaded?

No. Everything happens in your browser.

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