PDF • Compress

PDF Compress

Compress PDFs in-browser (no upload). Uses local PDF.js scripts + pdf-lib.

Reduce PDF size in-browser using quality presets. Files never leave your device.

Privacy

Local processing

Method

Raster + JPEG

Output

Compressed PDF

Upload

Privacy: file stays in your browser.

Preset

Note: This method rasterizes pages (best for scanned/image PDFs). Text PDFs may look slightly softer.

Selected file

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Size: —

Checklist

No API

Everything runs in your browser, no upload.

Local PDF.js

Loads /public/pdf.min.js and /public/pdf.worker.min.js.

Output

Creates a new compressed PDF using rasterized pages.

If it errors: ensure /public/pdf.min.js and /public/pdf.worker.min.js exist and names match exactly.

Tip: For text-heavy PDFs, use Balanced/High to keep readability better.