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Compress PDF to 20 MB for WeTransfer Free and Outlook limits

100,000+ users 4.8/5 rating No watermark 100% Free
Sophie MartinSM
Written bySophie Martin

Senior Document Workflow Specialist

Former DocuSign integration lead, now focused on PDF compliance and qualified e-signature flows.

David KumarDK
Reviewed byDavid Kumar

Senior Compliance Reviewer

Reviews EasyPDF documentation for legal accuracy; 10 years in B2B SaaS compliance and data privacy.

Jun 8, 20259 min read

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Compress large PDF files to under 20 MB. Perfect for email services like Gmail that have a 25 MB attachment limit. EasyPDF reduces file size while preserving document quality.

Perfect for large reports, presentations, and image-heavy documents that need to fit within email attachment limits.
Perfect for large reports, presentations, and image-heavy documents that need to fit within email attachment limits.
Target size20 MB

Perfect for large reports, presentations, and image-heavy documents that need to fit within email attachment limits.

Key facts at a glance

Target size20 MB
Best forWeTransfer Free: 2 GB per send but 20 MB recommended for fast transfer
Compression rateUp to 90% smaller
Processing timeUnder 5 seconds
PrivacyBrowser-side, no upload
Compatible platformsOutlook 33 MB after Base64 (20 MB recommended for safety margin)

How to compress to 20 MB in 3 steps

Compression runs entirely in your browser. No upload, no signup.

  1. easypdf.fr
    Drop PDF here
    Choose file
    1

    Drop your PDF

    Drag and drop your PDF or click to choose a file from your device. Files up to 500 MB are supported.

  2. easypdf.fr
    Recommended
    High quality
    Maximum compression
    2

    Auto-tune to 20 MB

    EasyPDF picks the right resolution and image quality to hit 20 MB while keeping the text crisp and the layout intact.

  3. easypdf.fr
    Done
    Download
    3

    Download instantly

    Your compressed PDF is ready in seconds. No watermark, no sign-up, no upload to any server.

When to compress to 20 MB

Real workflows where 20 MB is the right target.

Job seeker

Submitting a CV via Workday or Greenhouse where the upload limit is 5 MB.

20 MB passes ATS parsing without truncation
Accountant

Sending a quarterly invoice batch to clients via Gmail (25 MB cap).

No bounced emails, no link sharing required
Real-estate agent

Uploading a lease and ID proof to a tenant portal that caps attachments at 10 MB.

Application submitted in one shot
Sales rep

Emailing a sales proposal with embedded charts to a procurement team.

Opens fast on mobile, no compression issue

Why compress PDFs to 20 MB?

20 MB covers nearly all professional email transmissions, including reports with appendices. WeTransfer Free accepts 2 GB but recommends under 20 MB for direct links; Outlook caps at 33 MB. EasyPDF compresses your PDF to 20 MB in seconds from your browser, with no install, no watermark, and no upload to external servers.

How to compress a PDF to 20 MB

  1. Upload your PDF

    Drag and drop your PDF file or click to select from your device.

  2. Select compression level

    Choose the compression level to reach the target size of 20 MB.

  3. Download compressed file

    Your compressed PDF is ready. Download it instantly, no watermark added.

Compress your PDF now

Up to 90% size reduction while maintaining quality.

Compress a PDF

Tips for effective PDF compression

  • WeTransfer Free: 2 GB per send but 20 MB recommended for fast transfer
  • Outlook 33 MB after Base64 (20 MB recommended for safety margin)
  • For Box / OneDrive: prefer link sharing above 20 MB
  • Keep original high-quality version

Frequently Asked Questions

How do I compress a PDF to 20 MB?

Upload your PDF to EasyPDF and select the compression level. Our tool handles even very large files efficiently.

Why compress to 20 MB?

Most email services limit attachments to 25 MB. Compressing to 20 MB ensures your PDF fits within these limits with room to spare.

Can I compress a 100 MB PDF to 20 MB?

Yes, EasyPDF can handle significant compression. For very large files, our maximum compression setting works best.

Can I compress a 20 mb PDF without converting it?

Yes, EasyPDF lets you compress your 20 mb PDF directly without converting it to another format. The original PDF structure and formatting are preserved.

Is it safe to compress 20 mb PDFs online?

Absolutely. EasyPDF processes all files client-side in your browser. Your 20 mb PDFs are never uploaded to any server, ensuring complete privacy and security.

Do I need to create an account to compress a 20 mb PDF?

No, EasyPDF is completely free to use and requires no registration. Simply open the tool, upload your 20 mb PDF, and start working immediately.

Related Pages

Use Cases

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Other Sizes

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By Industry

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PDF Templates

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