Drop your files here
or click to browse — up to 50 files
🔒 Your files never leave your device — processing happens in your browser.
Options
Medium and above rasterize pages for maximum reduction. Use Lossless to preserve selectable text.
🔒 100% browser-side · no upload
Why use Compress PDF?
Compress PDF Pro is an enterprise-grade PDF optimizer that uses content-aware compression to dramatically shrink file size without sacrificing readability. Perfect for emailing contracts, uploading to portals with size limits, or archiving thousands of documents.
What's inside
- Smart compression engine with 4 quality presets
- Target file size mode (50KB / 100KB / 200KB / 500KB)
- Extreme compression for email attachments
- Lossless mode preserves vector quality
- Batch compress up to 50 files
- Live size comparison & analytics
- ZIP bulk export
- Smart optimization suggestions
Compress PDF — frequently asked
Quick answers about compress pdf.
Our extreme compression preset can reduce most PDFs by 60–90% while keeping text crisp. For image-heavy PDFs, we typically achieve 80%+ reduction.