Fix 'File too large' errors when emailing or uploading PDFs. Compress oversized PDFs online free. Reduce to 10MB, 5MB, or smaller.
Drop your oversized PDF here to compress it
No uploads. All processing happens in your browser.
📦Open Compress PDF →High-resolution images, embedded fonts, and scanned pages create bloated PDF files that exceed common limits: email (25MB), web uploads (10MB), or portal submissions (5MB).
We optimize object streams, remove redundant data, and recompress images to dramatically reduce file size while preserving readability.
Email rejects your attachment with 'File too large', or a website upload fails at the limit — and you can't send or submit the document.
Reduce PDF size by 40-80% in seconds, under any file size limit, without installing software or signing up for anything.