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Image Optimizer

Free online image optimizer tool. Browser-based, private, no uploads.

Compression Mode

Target Size Settings

Recommended range: 1 KB - 50 MB

Drop any image here, compress to any size

Related reading

Image Optimizer

Image Optimizer — optimize images by trimming wasted size while preserving visual quality. Private and browser-based.

Why it matters: Optimized images improve page speed and Core Web Vitals, helping both users and search rankings.

How to Image Optimizer

  1. 1Drop your images into the tool above. Everything stays in your browser — nothing is uploaded.
  2. 2Pick a mode — Target Size for exact KB limits, Quality Control for a fixed ratio, or Auto-Optimize for the best balance.
  3. 3Compress and download. Need "image optimizer"? This compressor covers that and more.

Best settings for this page: Drop your images, pick Target Size, Quality, or Auto-Optimize, and download in seconds.

All compression runs locally in your browser. Your files are not uploaded to any server.

Frequently Asked Questions

All Image Compressor Tools

Pick a specific tool for your image compression needs: