Reduce the file size of a PDF in your browser by re-rendering its pages at a quality you choose.
Compression re-renders pages as images, so text becomes non-selectable. It shrinks scanned and image-heavy PDFs most; text-only PDFs may not get smaller.
How to use the Compress PDF
Choose a PDF from your device.
Pick a quality level, lower for smaller files.
Compress, compare the sizes and download.
Frequently asked questions
No. Compression runs entirely in your browser, so the file never leaves your device.
This method re-renders each page as an image. That shrinks scanned and image-heavy PDFs, but a text-only PDF is already compact, so the image version can be the same size or larger.
No. Because pages are flattened to images, the text is no longer selectable or searchable. Keep the original if you need that.
A PDF compressor that reduces file size by re-rendering each page as an image at a quality you control, showing the before and after sizes.
It works best on scanned or image-heavy documents and runs locally in your browser, so your file stays private.
Related tools
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Convert each page of a PDF into a PNG image, entirely in your browser. Download pages individually or all at once.
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