PDF Metadata Editor Online Free

How to edit PDF metadata

1. Upload your PDF file
2. Review the current metadata
3. Edit the title, author, subject, or keywords
4. Click "Save Metadata" or "Remove All Metadata"
5. Download your updated PDF

Editable metadata fields

• Title: Document title shown in PDF readers
• Author: Creator or author of the document
• Subject: Topic or subject description
• Keywords: Searchable tags (comma-separated)

Understanding PDF metadata

PDF metadata is embedded information that describes your document without being visible in the content itself. Every PDF file contains a metadata dictionary that stores properties like the document title, author name, creation date, and keywords. This information follows the XMP (Extensible Metadata Platform) standard, making it readable by various software applications, search engines, and document management systems. When you create a PDF using any application, metadata is automatically generated based on your system settings and the software used. Understanding what metadata your documents contain is essential for professional document management, privacy protection, and making sure your PDFs are properly indexed and discoverable.

Why PDF metadata matters

Properly managed PDF metadata significantly impacts how your documents are discovered, organized, and used across different platforms. Search engines like Google index PDF metadata to determine relevance and ranking in search results, meaning well-crafted titles and keywords can improve your document's visibility online. Enterprise document management systems use metadata fields to automatically categorize and retrieve files, saving countless hours of manual organization. For accessibility, screen readers rely on metadata to announce document titles and descriptions to visually impaired users. Additionally, metadata can reveal sensitive information about document authors, editing history, and software used—information you may want to remove before sharing documents externally to protect privacy and maintain confidentiality.

• SEO: Search engines use metadata to understand and index PDFs
• Organization: Document management systems rely on metadata
• Accessibility: Screen readers use title and description
• Privacy: Removing metadata before sharing protects sensitive info

Privacy and metadata removal

PDF metadata can inadvertently expose sensitive information about you and your organization. Author names, email addresses, computer usernames, file paths, and software versions are commonly embedded in documents without your knowledge. Before sharing PDFs externally with clients, partners, or the public, removing this metadata protects your privacy and prevents information leakage. Our metadata removal tool completely strips all identifying information from your documents, including hidden XMP data and document properties. This is especially important for legal documents, business proposals, anonymous submissions, and any files where author identification should remain confidential. With browser-based processing, your cleaned documents never leave your device — maximum privacy during the removal process itself.

What's inside PDF metadata

Every PDF carries a metadata dictionary defined by the PDF specification (ISO 32000). The standard fields include Title, Author, Subject, Keywords, Creator (the application that made the document), and Producer (the library that generated the PDF). There are also timestamps: CreationDate and ModDate.

Beyond the standard dictionary, many PDFs contain XMP metadata— an XML-based format that can store much more detail, including copyright info, editing history, and custom fields. PDFey's editor handles the standard fields, which covers what most people need.

Why metadata matters

• SEO: Search engines read PDF metadata. A proper title and subject help your documents rank in search results
• Organization: Libraries and document management systems use metadata for indexing and search
• Privacy: Author names, usernames, and software versions can leak information you don't intend to share
• Professionalism: A PDF titled "Document1.pdf" by "User" looks sloppy. Clean metadata shows attention to detail
• Compliance: Some industries require specific metadata fields to be set for archiving and auditing

Metadata editing tips

• Set the title to something descriptive — "Q4 2025 Financial Report" rather than "report_final_v2.pdf"
• Use the Keywords field for searchability. Separate keywords with commas
• Before sharing externally, clear the Author field if you don't want your name or username attached
• After editing metadata, you can password-protect the file to prevent further changes
• If you need to clean metadata from multiple files, process them one at a time — each may have different info to update

Frequently Asked Questions