Compress PDF files

Reduce PDF file sizes without leaving the browser. Drop files, choose a compression level, and download lighter PDFs or a bundled ZIP.

Drop PDF files here Drag multiple PDFs or choose them manually.

Higher values reduce quality but save more space.

25% Very good
No files yet. Drop PDFs here to start compressing.

Choose a compression rate and drop PDF files to begin.

Try another tool

Jump into a different module from the toolbox.

PDF editor

PDF editor

Merge PDF files, change the page order, stack text/image/shape overlays, and watermark whole documents in your browser.
PDF locker & unlocker

PDF locker & unlocker

Remove PDF passwords you already know or secure sensitive documents with a fresh lock without leaving your browser.
PDF reader & OCR

PDF reader & OCR

Load a PDF, render every page locally, and run OCR without uploading anything to a server.
Graphic Editor

Graphic Editor

Build scenes with layered canvases, draw or place shapes, tweak per-layer effects, and export in seconds.
Image converter

Image converter

Convert JPG, PNG, WebP, SVG, ICO, PDF, BMP, and more formats directly in your browser without uploading files.
Image compressor

Image compressor

Shrink JPG, PNG, WebP, SVG, ICO, and other image files entirely inside your browser. Adjust quality, keep transparency, and bundle results into a ZIP download.