Compress PDF
Rewrite PDF objects and streams to reduce avoidable file overhead.
No files selected
Accepted files: .pdf. Choose one file. Up to 20 MiB in total.
Processed by the local, self-hosted engine. No third-party conversion service is used. Lossless structural optimisation and supported structural recovery. No image downsampling or guarantee of smaller output. Up to 1,000,000 characters. Review the settings before running.
Your result
How to use Compress PDF
- Choose a file in PDF.
- Review the settings, then choose Run Compress PDF.
- Review the result, then use Copy result or a download link when available.
Useful next steps
What to expect
Rewrite PDF objects and streams to reduce avoidable file overhead. Processed by the local, self-hosted engine. No third-party conversion service is used. Lossless structural optimisation and supported structural recovery. No image downsampling or guarantee of smaller output.