Security
PDF security tools
Decide who can open a document and what it gives away. Add a password or remove one you know, black out information before you share, lock form fields into the page, or compare the text, page count and file size of two versions.
- Runs in your browser: 3
- On a secure server: 2
Every tool in this category5
Guides
- How to add text, images, and shapes to a PDF
- How to password-protect a PDF
- How to redact a PDF permanently
- How to repair a damaged or corrupted PDF
- How to flatten a filled PDF form
- How to compare two PDF files
- How to remove a password from a PDF
- How to edit PDF metadata (title, author, keywords)
- How to convert a PDF to PDF/A
Other categories
- OrganizeMerge, split, reorder, rotate, and clean up pages.
- Convert to PDFTurn Office files, images, web pages, and text into PDF.
- Convert from PDFExport PDFs to Word, Excel, images, and structured data.
- Edit & AnnotateEdit text and images, annotate, watermark, and number pages.
- Sign & FormsSign documents, request signatures, and fill forms.
- OptimizeCompress, OCR, repair, and web-optimize your documents.
- AI ToolsChat with, summarize, translate, and extract data from PDFs.