Compress PDF
Reduce PDF file size by optimizing stream structures and compressing internal objects.
Drop PDF file to optimize and compress
Supports PDFs · 20 MB limit per file
About Compress PDF
Optimize and shrink your PDF document size for email sharing and online submissions. Strips duplicate fonts, compresses metadata streams, and optimizes internal object dictionaries.
Key Features & Benefits
- PDF object and cross-reference stream compression
- Removes unreferenced redundant data
- Real-time before/after file size calculation
- Preserves original formatting and text vectors
How to Use Compress PDF
- 1
Upload your PDF document.
- 2
Click "Compress PDF".
- 3
Review the file size savings and download your optimized PDF.
Frequently Asked Questions
Helpful Guides & Tutorials
View all guidesHow to Compress a PDF File Online
Drastically reduce PDF document size by downsampling embedded images and cleaning vector streams without blurring text.
How to Remove Pages from a PDF File
Delete unneeded, blank, or sensitive pages from your PDF file and download a clean copy.
How to Sign a PDF Online (Quick & Legally Binding)
Draw, type, or upload your verified electronic signature and apply it to contracts and agreements without printing a single page.
Explore Related Utilities
Compress JPG / JPEG
Compress JPG images to a target file size or custom quality level while retaining maximum visual sharpness.
Compress JPG to 10KB
Reduce JPG image size to 10KB or less for online forms, passports, signatures, job applications, and exam portals.
General Image Compressor
Compress JPG, PNG, and WebP images with custom quality settings, metadata stripping, and format flexibility.

