🗜️ PDF Compressor
Reduce PDF file size by optimizing content — free, in your browser.
PDF Compress: Reduce PDF file size
PDF Compress lets you reduce pdf file size. Upload a PDF and get a smaller PDF — all processed locally in your browser, with no uploads and no sign-up.
Shrink PDFs for email attachments
Shrink PDFs for email attachments. This is one of the most common reasons people reach for PDF Compress — and it handles the job in seconds, entirely in your browser.
Compress scanned documents
Compress scanned documents. This is one of the most common reasons people reach for PDF Compress — and it handles the job in seconds, entirely in your browser.
Reduce PDF size for web upload
Reduce PDF size for web upload. This is one of the most common reasons people reach for PDF Compress — and it handles the job in seconds, entirely in your browser.
Everything You Need in a PDF Compress
Powerful features that make PDF Compress fast, private, and free.
Instant Processing
PDFs are processed in your browser the moment you upload.
100% Private
Your PDFs never leave your device — no server uploads.
Text-Based Output
Conversions produce real, searchable, selectable text.
All-in-One PDF Suite
Merge, split, edit, annotate, convert — 25+ PDF tools.
Free Forever
No sign-up, no watermarks, no page limits.
Cross-Platform
Works on Windows, Mac, Linux, iOS, and Android.
How to Use
Upload PDF
Select a PDF file.
Configure
Set options.
Process
Click the action button.
Download
Get the result.
Detailed User Guide
Upload PDF
Select a PDF file.
Configure
Set options.
Process
Click the action button.
Download
Get the result.