Temporary cloud processing
Compress PDF online
Make PDFs easier to email or upload. Files are processed temporarily and are not stored long term.
Compress PDF
This tool uploads one file temporarily for processing, then deletes it after the response.
Drop PDFs here or browse
One file at a time.
Output options
How It Works
- 1Add one PDF
- 2Pick a compression level
- 3Download the smaller result when available
Common Uses
- 1Fit email attachment limits
- 2Prepare website uploads
- 3Reduce archive size
Limits
- 1Maximum upload size is 25 MB in the MVP
- 2Some already optimized PDFs may not shrink
FAQ
Is compression local?
No. This tool uses temporary server processing and deletes the file after the response.
Why did my file not shrink?
Some PDFs are already compressed. In that case the original may be smaller than a rewritten PDF.
Related guides
Compress a PDF for email attachmentsReduce PDF size before sending attachments, with notes on quality and privacy.Read guideCompress a PDF to 2 MB or lessA practical workflow for meeting 2 MB upload limits without destroying readability.Read guideCompress a PDF to 1 MB for strict formsHow to handle very small PDF limits for online forms and portals.Read guide