Image Compressor
Compress JPEG and PNG images in your browser. No upload to server. Reduce file size while keeping quality.
How to Use the Image Compressor
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Upload your image
Click the upload area or drag & drop a JPEG or PNG file. Maximum file size is 20 MB.
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Adjust quality
Use the Quality slider (1–100). A value of 75–85 gives a great balance between size and sharpness.
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Click "Compress Image"
The tool processes your image entirely in your browser — your file is never sent to a server.
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Review the result
See the original vs compressed file size, the percentage saved, and a side-by-side preview.
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Download your compressed image
Click "Download" to save the compressed file to your device.
Frequently Asked Questions
No. All image processing uses the HTML5 Canvas API and runs entirely in your browser. Your images are never uploaded or stored anywhere.
Most tools support JPEG, PNG, and WebP. The tool will clearly state which formats are accepted.
Each tool has a stated limit (typically 20 MB). Very large images may be slow to process depending on your device's memory.
For converters, the output quality depends on the settings you choose. For a lossless conversion (e.g. JPG→PNG), there is no quality loss in the conversion itself.
Yes — completely free, with no sign-up or watermarks on the output.