How much compression can I expect?

JPG photos typically compress 40–70%. PNG graphics 10–30%. Results depend on content complexity.

Is there a quality slider?

Yes. Drag the quality slider from 1 (maximum compression) to 100 (minimum compression) to find your sweet spot.

Yes. A side-by-side preview shows the original vs. compressed image with file sizes displayed.

No. Compression only reduces file size; dimensions remain unchanged unless you also use the Image Resize tool.

Yes, batch compression is available on Pro and Business plans.

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Compress PNG, JPG, and WebP images to reduce file size for web, email, and storage — visually lossless results. Browser-only.

Files never uploadedInstant conversionNo account needed

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1Drop your PNG / JPG / WebP file onto the converter above, or click to browse and select a file.
2Adjust any conversion options such as output format, quality, or delimiter settings.
3Click the Convert button. The file is processed instantly in your browser.
4Download your converted PNG / JPG / WebP file. Your original file is unchanged.

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Your files never leave your device. All processing happens in your browser using WebAssembly.

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No upload wait times, no server queues. Conversion starts immediately and completes in seconds.

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Single-file conversion is always free with no account required. Upgrade for batch processing and more.

How much compression can I expect?: JPG photos typically compress 40–70%. PNG graphics 10–30%. Results depend on content complexity.
Is there a quality slider?: Yes. Drag the quality slider from 1 (maximum compression) to 100 (minimum compression) to find your sweet spot.
Can I see a before/after comparison?: Yes. A side-by-side preview shows the original vs. compressed image with file sizes displayed.
Does it affect image dimensions?: No. Compression only reduces file size; dimensions remain unchanged unless you also use the Image Resize tool.
Can I batch compress images?: Yes, batch compression is available on Pro and Business plans.