Compress PDF
PopularFeatured
Reduce PDF file size without losing quality
Browser-only · 100% privateUp to 50MBAccepts: .pdf
Loading tool…
Frequently asked questions
Yes, completely free with no limits. No account required.
Never. All compression happens in your browser using JavaScript. Your files never leave your device.
Typically 30–80% reduction depending on content. Image-heavy PDFs compress more.
We use smart compression that targets file metadata and image streams while preserving readable quality.