Free Online Tool

Compress PDF Files Online

Shrink oversized PDFs for email and upload limits by recompressing embedded images and cleaning up document structure.

Up to 90%
Size Reduction
25MB
Max File Size
Free
No Signup
Compress PDF
Upload a PDF to get started

Drop your file here

or click to browse · PDF only · max 25 MB

Everything You Need to Compress PDFs Online

No software to install. Works in any browser on any device.

Real Size Reduction

Recompresses every embedded image at your chosen quality level — the biggest lever for shrinking a typical PDF.

Three Quality Presets

Web, Balanced, or Max Quality — pick the right tradeoff between file size and image sharpness.

Never Gets Bigger

If a recompressed image would end up larger than the original, we keep the original — compression only ever helps.

Private & Secure

Files are processed on our server and never shared. Anonymous uploads are deleted immediately after processing.

How to Compress PDF — 3 Easy Steps

Try it live in the widget above, or sign up for higher limits and processing history.

1

Upload Your PDF

Drag and drop or click to upload any PDF up to 25 MB.

2

Pick a Quality Preset

Web for the smallest file, Balanced for everyday use, or Max Quality to keep images sharp.

3

Download the Result

Download your compressed PDF — see exactly how much smaller it got.

Frequently Asked Questions

No. Text in a PDF is vector data, not an image, so compression never blurs or degrades it — only embedded raster images are recompressed.

It depends on the content. PDFs full of high-resolution photos or scans often shrink 50–90%. PDFs that are mostly text see a smaller but still real reduction from structural cleanup alone.

Yes, 25 MB per PDF. For larger files, try splitting the document first.

No — compress PDFs for free with no signup. Create a free account for higher daily limits and processing history.

Yes. Files are processed on our servers and never shared. Anonymous uploads are deleted immediately after your download.

Get Started — It's Free

Sign up free for higher daily limits, batch processing, and a history of everything you've processed.

Create Free Account →