All tools Pricing About

Home ToolsCompress PDF

Compress PDF

Reduce file size while optimizing for maximal PDF quality.

Drop a PDF to compress

or click to browse

Lossless re-pack

Re-saves the PDF using object streams. Best gains on PDFs with lots of redundant objects. For image-heavy PDFs, savings vary.

PDF Ninja Tools

Simple, private, lightning-fast PDF tools. Everything runs in your browser — your files never leave your device.

Organize

Merge PDF
Split PDF
Rotate PDF
Page numbers
Watermark

Optimize

Compress PDF
Repair PDF
PDF to PDF/A

Convert

Image to PDF
HTML to PDF
Word to PDF
PowerPoint to PDF
Excel to PDF
ODT to PDF

Security

Protect PDF
Unlock PDF

© 2026 PDF Ninja Tools. Made with love for documents.

About Pricing Tools