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PDF Metadata & Document Title Editor

Inspect, modify, or strip document titles, author details, keywords, and hidden tags in real-time.

1. Target PDF Document

Select document to inspect and edit metadata

Drop your PDF file here, or click to browse

Supports documents up to 20 MB

No PDF Loaded

Upload a document above to inspect, modify, and strip internal metadata properties.

2. Metadata Editor & Attributes

Modify or wipe PDF attributes instantly

Document Title

Author / Creator

Subject / Description

Keywords (Comma Separated)

Creator Application

PDF Producer Tool

Technical Architecture of PDF Information Dictionary Modification

Portable Document Format files store metadata in structural dictionaries located inside the PDF root trailer object, known as the Document Information Dictionary (or Info Dictionary). Key key-value pairs include standard entries such as /Title, /Author, /Subject, and /Keywords.

When an enterprise document is saved or processed, modern PDF readers also embed Extensible Metadata Platform (XMP) XML streams alongside the classical Info Dictionary. Our engine uses client-side WebAssembly parsing via pdf-lib to locate, mutate, and re-serialize these binary dict keys directly within browser memory.

PDF Metadata Key Specifications Matrix

Standard Key	Data Type	Search Engine / System Impact	Recommended Formatting
/Title	PDF Text String	Primary title in web browsers, Google Search SERP snippets, and reader title bars.	Clear, keyword-rich title (max 70 characters).
/Author	PDF Text String	Identifies document creator or organization in search indexes and desktop search engines.	Full personal name or legal enterprise organization name.
/Subject	PDF Text String	Populates abstract summaries in indexing servers and document management systems.	Brief 1-2 sentence executive overview.
/Keywords	PDF Text String	Enhances internal document cataloging, database taxonomy indexing, and desktop search tags.	Comma-separated terms relevant to document content.

How to Edit or Strip PDF Metadata

Upload PDF File

Drop your PDF file into the upload dropzone or click browse. The browser parses the binary Info Dictionary instantly.

Inspect Metadata Fields

Review existing attributes including Document Title, Author, Subject, Keywords, Creator app, and PDF Producer.

Modify or Wipe Attributes

Update title text for SEO or click Clear All Metadata Fields to sanitize sensitive internal information.

Save & Export PDF

Click Save & Download to construct a clean, updated PDF binary file saved directly to your local system.

Enterprise Privacy & Sanitization Protection

100% On-Device Processing

Your PDF documents are modified directly inside browser WebAssembly memory and are never uploaded to remote servers.

Privacy Metadata Stripping

Easily wipe hidden creator paths, internal username trails, and editing software software names before sharing documents publicly.

Frequently Asked Questions

Why is setting the PDF Title metadata important for SEO?

When search engines index PDF files, they display the embedded /Title metadata property as the primary clickable headline in search results rather than the raw file name.

Does editing metadata alter the text or graphics inside my PDF pages?

No. Mutating document metadata only updates the structural Document Information Dictionary. Page layouts, vector artwork, and text content remain completely untouched.