Shrink your PDF file size while keeping quality. Free online PDF compressor, no login, no watermark, right in your browser.
Drop a file from your device, nothing to install.
Reduce PDF file size.
Save the result, or store it in your NativeDoc cloud.
Free to use, with unlimited access on Pro from $5/mo.
Balanced compression keeps text crisp and images clear. Only maximum compression noticeably reduces image detail to reach the smallest possible file size.
It depends on the original. PDFs full of images typically shrink the most; text-only PDFs are already small and shrink less.
The free tier has a light size cap. Pro removes it entirely for large scanned documents and reports.
Yes. Scanned PDFs are usually the ones that benefit the most, since they are made up almost entirely of images.
Yes. Compress PDF is free to use with a light hourly limit. Upgrade to Pro for unlimited use, larger files and batch processing.
No. You can use the tool right away without signing up. An account is only needed if you want to save files to your NativeDoc cloud.
Yes. Files are processed securely and are never shared. Most tools run right in your browser, so your document doesn't leave your device unless you choose to save it.
No. NativeDoc never adds a watermark to your files, on the free tier or Pro.