Image Compressor
Shrink JPEG, PNG, and WebP images without a server.
Source image
Drop a file here
PNG, JPEG, WebP, GIF, BMP
Compressed result
Upload an image and click Compress to see the result.
About the Image Compressor
Compress images directly in your browser by adjusting quality and output format. Compare original and compressed sizes side by side and download the result instantly — nothing is uploaded.
Examples
Photo compression
photo.png (4.2 MB)Output
photo.jpg (620 KB, -85%)Related tools
Base64 Image Encoder
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Convert images to Base64 data URLs and back again.
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Sample any pixel color from an uploaded image.
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Generate a full set of favicon sizes from one image.
Image Color Palette Extractor
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Extract the dominant colors from any image.
Image Cropper
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Crop images by dragging a selection box, right in your browser.
Image Format Converter
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Convert images between PNG, JPEG, and WebP in your browser.
Frequently asked questions
Read more
- Why browser-based developer tools are safer than online converters
Most 'online' formatters upload your data to a server. Here's why client-side processing matters, and how to tell the difference.
- Compressing and converting images without uploading them
How Canvas-based compression works, when WebP wins, and how to keep quality while cutting page weight.
- Image optimization for the web: formats, compression and sizing
A practical framework for picking a format, a resolution and a compression level so images stop being the heaviest part of the page.
- Choosing image formats: WebP vs AVIF vs PNG vs JPEG
A practical decision guide for picking the right image format based on content type, browser support and file size.
Version 1.0.0 · Updated 2026-08-06 · Runs entirely in your browser