PDF Security
Password-protect, unlock, sign, redact and compare PDF documents.
Unlock PDF
Remove a password you know from a PDF you own.
Protect PDF
Add a password so only the right people can open it.
Sign PDF
Draw, type or upload a signature and place it on the page.
Redact PDF
Permanently remove sensitive text from a document.
Compare PDF
See exactly what changed between two PDF versions.
Control who can open a document and what stays visible in it. Add or remove a password, place a signature, permanently black out sensitive passages, or line two revisions up side by side to see what changed.
Other categories
Organize PDF
Merge, split, reorder, remove and extract pages from your PDF files.
Optimize PDF
Reduce PDF file size, repair damaged files and make scans searchable.
Convert to PDF
Turn images, Word, Excel, PowerPoint and web pages into PDF.
Convert from PDF
Export a PDF to images, Word, Excel, PowerPoint or Markdown.
Edit PDF
Rotate pages, add text, page numbers, watermarks and crop margins.
PDF Intelligence
Summarize, translate and convert PDFs into structured Markdown.