How to Compress PDF Files for Email: Complete Guide

Large PDF attachments often fail to send because many email providers limit attachment sizes. The solution is to compress your PDF or reduce image-heavy pages while keeping text readable. This guide explains practical ways to reduce PDF size for email.

Quick method: use a PDF compressor

Use PDF Compressor to reduce file size quickly. After compressing, open the PDF and zoom in to confirm readability.

Best practices for smaller PDFs

• Compress images before converting to PDF
• Avoid using high-resolution scans if not necessary
• Split large PDFs using PDF Splitter if needed
• Merge only what you need using PDF Merger

FAQs

What size is best for email?

Try to keep PDFs under 5–10 MB for smooth sending and receiving.

Will compression damage quality?

Balanced compression typically keeps text readable. Always preview before sending.