Compress PDF to send by email
Reduce your PDF size to pass email attachment limits. Fast, free and nothing to install.
The 'attachment is too large' error appears because Gmail, Outlook and other email clients limit attachment size to between 10 and 25 MB.
Compressing the PDF before sending is the fastest solution. You don't need to open or edit the PDF — just reduce its size.
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For email
Free
No sign-up
Compress PDF to send by email
Reduce your PDF size to pass email attachment limits. Fast, free and nothing to install.
Pass email filters
Gmail, Outlook and most clients limit attachments to 10-25 MB. Compressing fixes the problem.
No visible loss
Compression keeps text and images readable.
Instant results
No waiting or queues. The smaller PDF is ready in seconds.
The 'attachment is too large' error appears because Gmail, Outlook and other email clients limit attachment size to between 10 and 25 MB.
Compressing the PDF before sending is the fastest solution. You don't need to open or edit the PDF — just reduce its size.
3 easy steps
- Upload the oversized PDF
- The system compresses it automatically
- Download the smaller PDF and attach it to your email
Compress my PDF
Reduce your PDF size to pass email attachment limits. Fast, free and nothing to install.
For email
Free
Pass email filters
Gmail, Outlook and most clients limit attachments to 10-25 MB. Compressing fixes the problem.
No visible loss
Compression keeps text and images readable.
Instant results
No waiting or queues. The smaller PDF is ready in seconds.
Frequently asked questions
How much does it reduce the size?
Depends on content. PDFs with many images reduce more (up to 70%). Text-only PDFs reduce less.
Does it look good after compressing?
Yes. Text remains readable and images stay at acceptable quality.
What is Gmail's attachment limit?
Gmail allows attachments up to 25 MB. Compressing your PDF usually fixes the send error.
Do I need to sign up?
No. Just upload, compress and download.
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