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Compress GIF Online

Shrink animated GIF file size online for free — perfect for emails, chats, and websites.

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Maximum file size: 50 MB

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Download Compressed GIF
1 Select GIF
2 Compress GIF
3 Download Compressed GIF

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How to compress GIF

  1. Upload one or more GIF files (up to 50 MB total).
  2. Choose a compression level (Low, Medium, High, or Maximum).
  3. Click 'Compress GIF' — finishes in under 3 seconds per file.
  4. Download compressed GIFs, or grab all as a ZIP.

Quick fact about GIF

GIF animations can shrink dramatically (50-70%) by reducing the color palette from 256 to 128 or 64 colors per frame. Most animations use fewer colors than 256, so this often has no visible impact.

Why compress GIF?

GIF is a 1987 format with 256-color limits and inefficient compression. Animated GIFs can easily be 5-20 MB, which is too large for messaging apps and slow-loading websites. Compressing GIF by reducing the color palette (256 → 128 or 64 colors per frame) typically achieves 50-70% size reduction. Because most GIF animations don't use all 256 colors, this often has no visible impact.

Technical details

Input format GIF, GIF87a, GIF89a
Output format GIF (animated)
Color range 256, 128, 64, or 32 colors per frame
Typical reduction 50-70% at 128 colors
Animation Preserved (frames kept)
Transparency Preserved (single-color)
Encoder gifsicle
Max file size 50 MB per file
File retention Auto-deleted after compression

How the conversion works

The compressor analyzes each GIF frame's color usage, quantizes the palette to fewer colors (256 → 128 or 64), and re-encodes the animation with LZW compression. Optionally, duplicate frames can be dropped to further reduce size. The output is 30-70% smaller while preserving the animation.

When to compress GIF

Quality considerations

Reducing the palette from 256 to 128 colors has no visible impact for most animations — many GIFs use fewer than 256 colors to begin with. Below 64 colors, some gradients or photo-like frames may show banding. Test the output if the GIF contains detailed gradients.

Limitations and caveats

Compatibility

Tips for best results

Compression levels explained

Level Size reduction Best for
Low (256 colors) ~10-20% High-quality animations
Medium (128 colors) ~40-60% Most animations
High (64 colors) ~60-70% Messaging apps, email
Maximum (32 colors) ~65-75% Strict size limits, small icons

Common problems and fixes

GIF looks banded or pixelated after compression
The palette was reduced too aggressively. Use a higher color count (128 or 256) for gradient-heavy animations.
GIF is only slightly smaller after compression
The source may already be optimized, or the animation uses fewer than 256 colors. Try Maximum (32 colors) if the GIF is simple.
Animation playback changes after compression
Frame timing is preserved. If playback looks different, the viewer may have a bug — check in a different app.

Frequently asked questions

How much smaller will my GIF be? +
Typically 40-70% smaller, depending on the source and palette reduction level. 128 colors is the sweet spot.
Does GIF compression remove frames? +
No — all frames are preserved by default. Frame timing is also preserved.
What color count should I choose? +
128 colors for most animations. 64 colors for messaging apps. 32 colors only if size is critical.
Will compression remove transparency? +
No — GIF's single-color transparency is preserved.
Is GIF compression lossy? +
Yes — reducing the color palette is a lossy operation. But most GIFs don't use all 256 colors, so the visual impact is often minimal.
Can I compress to a specific size? +
Use lower color counts for more aggressive compression. Target-size presets are not available for animated GIF.
What's the maximum file size? +
50 MB per GIF file.

Sources and references

Last reviewed: 2026-10-01