Compress PDF
Reduce PDF file size with professional compression presets. Supports batch compression.
No watermarkFree & unlimited
All processing happens in your browser. No data is sent to any server.
About this tool
- 1
Upload your PDF
Select the PDF file you want to compress.
- 2
Choose quality
Select compression level: low, medium, or high quality.
- 3
Compress
The tool optimizes images and removes redundant data.
- 4
Download
Save the smaller PDF and see the size reduction.
- Medium quality is usually the best balance - often 50-70% smaller with minimal visible difference.
- PDFs with lots of images compress the most.
- Text-heavy PDFs may not compress significantly.
- Check the output for quality before deleting the original.
- Quality presets
- Size comparison
- Image optimization
- Preserves text quality
- Reduce PDF size to meet email attachment limits.
- Optimize PDFs for web hosting.
- Compress scanned documents that are unnecessarily large.