Compress PDF Online Free
Reduce PDF file size in your browser.
Drop a PDF file here or click to select
Maximum file size: 100MB
- Upload a PDF file
Drag and drop or click to select
- Choose compression settings
Select compression type and level
- Download compressed file
Get your smaller PDF instantly
Email-Optimized PDF Compression
Compress PDFs specifically for email attachments. Our tool optimizes files to meet the size limits of Gmail, Outlook, Yahoo, and other major email providers while maintaining quality.
Essential for professionals, students, and anyone who regularly shares PDFs via email.
How to Use
Upload PDF
Select the file you want to compress.
Choose compression
Select the quality and size level.
Download
Get your optimized PDF instantly.
Meet all email limits
Compatible with Gmail, Outlook, Yahoo, and other major email providers.
Preserve document quality
Maintains readability and formatting for professional emails.
Fast email preparation
Quickly compress multiple PDFs for batch email attachments.
Email Provider Compatibility
Gmail attachment limit: 25MB (compress for multiple files)
Outlook attachment limit: 20MB
Yahoo Mail attachment limit: 25MB
Optimized for all major email providers.
Guides & Tutorials
Learn how to compress PDF files with our comprehensive guides and tutorials
How to Compress PDF
Complete Guide
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Desktop Compression Guide
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Read MoreEmail Compression FAQ
Find answers to common questions about this tool
What is the email attachment size limit?
Most email providers allow 20-25MB attachments. Compressing PDFs helps you stay within these limits, especially for multiple files.
Will compression affect document quality for email?
Our email-optimized compression reduces size while maintaining professional quality. Recipients will receive clear, readable documents.
Email Compression FAQ
Find answers to common questions about this tool
What is the email attachment size limit?
Most email providers allow 20-25MB attachments. Compressing PDFs helps you stay within these limits, especially for multiple files.
Will compression affect document quality for email?
Our email-optimized compression reduces size while maintaining professional quality. Recipients will receive clear, readable documents.