Beginner4 min read
How to Compress a PDF Online Free
Reduce PDF file size for email and uploads without desktop software.
Steps
- 1
Open Compress PDF
Navigate to the Compress PDF tool.
- 2
Upload your file
Choose a PDF from your device. Prefer the final version, not a draft with tracked changes exports if avoidable.
- 3
Choose compression level
Start with a balanced preset. Increase compression only if size is still too large.
Tip: Spot-check image pages after aggressive compression.
- 4
Download the result
Save the compressed PDF and archive the original if you need print quality later.
Tips & tricks
- Merge page order before compressing when assembling proposals.
- Scanned PDFs compress differently than text exports.
Common use cases
Screenshot checklist
When refreshing this guide, capture these UI states for the docs:
- Upload dropzone
- Compression options
- Download button with file size savings