Compress PDF
Open a PDF and shrink it by choosing a compression level. Works best for scans and image-heavy documents. Everything runs in your browser.
How it works
- Open the PDF you want to shrink.
- Choose a compression level: strong, balanced or light.
- Save the compressed PDF — handy for email and uploads.
Frequently asked questions
How much smaller will the file be?
The biggest gains are on scans and image-heavy documents. If compression wouldn't help, the file is saved unchanged.
Is the file uploaded to a server to compress it?
No, compression runs in your browser — the file stays on your device.