January 22, 2025 Tips & Tricks 5 min read

How to Reduce PDF Size for Email (Quick Wins)

Hit tight email limits by compressing PDFs smartly. Learn quick settings and best practices to shrink file sizes without ruining quality.

Know Your Email Limit

Most providers limit attachments to 20–25MB. Aim for 10MB or less for reliable delivery.

Use an Online Compressor

  1. Open the PDF Compressor
  2. Select Medium or High Compression
  3. Verify readability after download

Export Settings for Smaller Files

  • Images: JPEG at 80–85% quality, 150–200 DPI
  • Monochrome scans: CCITT Group 4
  • Fonts: subset only used glyphs

Alternative Options

  • Split into multiple attachments
  • Use a cloud link (Drive, Dropbox)
  • Zip the file (minor savings for PDFs)

Conclusion

Compression plus smart export settings solve most size issues. Try our free compressor to reduce PDF size quickly.