GIF Compressor

Compress GIF files

Click or drop a GIF file here

About GIF Compressor

GIF Compressor shrinks your animated GIF's file size while keeping the animation intact, using gifsicle compiled to WebAssembly (gifsicle-wasm-browser) entirely in your browser — nothing is uploaded to a server. The quality slider controls gifsicle's lossy compression level: higher quality applies less lossy compression (relying mainly on lossless optimization), while lower quality allows more aggressive lossy compression for a smaller file.

How to use GIF Compressor

  1. 1Click the upload area and select a GIF file.
  2. 2Adjust the quality slider — lower values compress more aggressively but can introduce visible noise.
  3. 3Click "Compress" to process the file locally.
  4. 4Review the before/after size comparison, preview the animated result, and download it.

Frequently Asked Questions

Does this reduce my GIF's file size while keeping it animated?

Yes — it uses gifsicle's real GIF optimization and lossy compression, and the output stays a fully animated GIF.

How much can I expect to save?

It depends heavily on the source GIF and the quality setting — simple, few-color animations may shrink only modestly since they're already efficient, while complex or noisy ones can shrink substantially at lower quality settings.

Will lower quality settings look noticeably worse?

Yes, at more aggressive settings — gifsicle's lossy compression can introduce visible speckled noise, especially on flat-color areas. If that's noticeable, raise the quality slider and re-compress.

Is GIF Compressor free to use?

Yes, it's completely free with no signup and no limit on how many files you can process.

Is my file uploaded anywhere?

No. Processing happens entirely in your browser via WebAssembly — your file is never uploaded to a server.

Tips & Tricks

  • Start around 70-80% quality and lower it only if you need a smaller file — gifsicle's lossy noise becomes more visible below that.
  • GIFs with fewer colors and simpler animation compress more predictably than photographic or noisy content.
  • The first compression after loading the page takes longer since the gifsicle WebAssembly module needs to download.
  • If the saved percentage is low, your source GIF may already be well-optimized — try a lower quality value to see the trade-off.