PDFPenguin – Fast, simple PDF tools
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Meet PDFPenguin
Meet PDFPenguin—fast, friendly online PDF tools built for everyday work. Use our PDF compressor, PDF merger, PDF splitter, and compare PDFs to compress PDFs without losing clarity, merge PDF files, extract or split pages, highlight differences, rotate/reorder pages, and password-protect or unlock documents. Secure, browser-based, and simple to use, PDFPenguin keeps your PDF workflow quick, organized, and stress-free.
Built for clarity
Compress PDFs while preserving readability. Choose a quality level that fits email, web, or print.
No installs, just web
Everything runs in the browser or on our servers—no desktop software to maintain.
Private by default
Transfers are HTTPS-secure and temporary files are cleaned up automatically.
FAQs
Is PDFPenguin free to use?
Yes — core tools are free to use in the browser. Some advanced features may require an account.
Is it safe to upload my PDFs?
We use HTTPS and secure processing. Files aren’t indexed; temporary data is removed automatically.
Will compression hurt quality?
Our compressor balances size and clarity. Pick a lower or higher preset based on how you’ll use the file.