PDF Metadata Eraser
Remove author, dates, GPS, XMP & more — right in your browser
Drop your PDF here
or click to browse · processed entirely locally
🔐 Zero data leaves your device.
All processing runs in your browser's memory — no servers, no tracking.
🔐 PDF Metadata Remover
De-Identification
Total Identity Removal
Our engine surgically removes every trace of document origin — from hardware signatures to user-identifiable timestamps.
Structural Analysis
Deep Stream Inspection
Unlike shallow converters, we strip XMP metadata packets and /Metadata stream references directly from the PDF trailer entries.
Privacy First
100% Client-Side
The scrubbing happens in your browser RAM. Your sensitive PDF is never transmitted to a server for cleaning.
Why Metadata Matters
- Author fields can expose your real name or organisation to any PDF reader.
- Creation & modification dates reveal when and how frequently you edited a document.
- XMP packets may embed GPS coordinates, software history, and unique document IDs.
How to use
PDF Metadata Remover
Security Status
100% Client-Side Processing
Load Document
Select the PDF from your device. StandardConvert scans the binary file structure and prepares it for analysis.
Analyze Streams
Our engine locates hidden /Info trailer entries, XMP packets, and all /Metadata stream references.
Scrub Headers
Metadata fields are permanently blanked using byte-precise overwriting. The PDF structure remains intact.
Secure Export
Download your sanitized PDF instantly. No server history or logs are created — processing never leaves your browser.
Algorithm We Used
StandardConverter operates directly on a PDF's raw byte-stream. By manipulating data at the binary level without external libraries, we guarantee 100% privacy and zero-dependency security.
In-Memory Data Preparation
The file is loaded into a Uint8Array for binary manipulation while simultaneously being decoded via 'latin1'. This ensures every byte (0-255) is mapped to a unique character, preventing the corruption typical of UTF-8 handling.
Non-Destructive Blanking
Instead of deleting bytes—which would break the PDF's internal 'xref' offset map—the algorithm overwrites sensitive ranges with Space characters (0x20). The file structure remains intact, but the data is permanently erased.
XMP Packet Neutralization
The engine scans for '<?xpacket begin' and '<?xpacket end' binary markers. It calculates the byte-distance and wipes the entire XML block, removing hidden Adobe history, GPS data, and unique Document IDs.
Stripping Logic Architecture
The Four-Stage Scrubbing Protocol
Dictionary Scrubbing (/Info)
The algorithm targets standard PDF metadata keys: Author, Creator, Producer, CreationDate, and more. Using regex-based pattern matching, it identifies value delimiters like (...) or <...> and overwrites the content with null-equivalent spaces.
Root Catalog De-referencing
Modern PDFs contain a Metadata stream object. We search for the pattern \/Metadata\s+\d+\s+\d+\s+R. By blanking this reference in the Root catalog, we effectively "blind" the PDF reader to any metadata streams that may be hiding deep within the file structure.
Asynchronous UI Thread Yielding
To prevent browser hang during large file processing, the algorithm uses setTimeout(r, 0). This yields control back to the browser's main thread, allowing the progress bar to update and ensuring a smooth, responsive user experience.
Security Q&A
Everything you need to know about how we strip metadata privately, locally, and securely.
01What metadata is removed from my PDF?
StandardConvert strips all key /Info entries including /Title, /Author, /Subject, /Keywords, /Creator, /Producer, and both Creation and Modification dates.
02Does this remove hidden XMP metadata packets?
Yes. Our deep-scrub engine removes XMP metadata packets and /Metadata stream references that many other tools miss entirely.
03Is it safe to process sensitive legal documents?
You don't upload anything. The scrubbing is done 100% locally in your browser. Your document never touches a StandardConvert server.
04Why should I remove PDF metadata before sharing?
Metadata can leak your name, your company's software versions, exact creation dates, and even GPS location data hidden in the /Info entries.
05Does scrubbing metadata change the look of my PDF?
No. The visual content remains identical. We only strip the hidden background data strings that identify document origin.
06Can I remove metadata from a password-protected PDF?
You must unlock the PDF first so the engine can access and scrub the trailer entries and metadata streams.
07What are /Info trailer entries?
These are specific locations in a PDF file's code where document history (Producer, Creator, ModDate) is stored. We purge these completely.
08Does removing metadata reduce the PDF file size?
Usually yes, but the reduction is minimal as text-based metadata streams are small compared to image content.
Secure. Local. Zero Traces.
StandardConvert.com is built privacy-first — your documents are processed entirely in your browser's memory.
Technical & Data Disclaimer
Scope of Sanitization
StandardConvert.com purges hidden document headers, including /Info trailer entries, XMP packets, and /Metadata streams. However, this tool does not redact visible text, embedded watermarks, or identifying information contained within the visual body of the PDF. Users are responsible for manually redacting visible sensitive data.
Data Sovereignty
Because processing occurs 100% locally within your browser, StandardConvert.com never possesses, stores, or sees your files. Consequently, we cannot verify the success of a scrub or recover unsanitized versions. Use of this utility is at the user's own risk regarding legal compliance and document security.
Mandatory Legal Notice & Liability Release
Pre-Action Verification Required
Final Verification Responsibility: While StandardConvert.com is engineered to strip technical metadata strings (including but not limited to /Author, /CreationDate, and XMP Packets), users are strictly required to verify the output file using independent third-party forensic tools before sharing or publishing.
"By utilizing this tool, you acknowledge that StandardConvert.com and its operators assume zero liability for any consequences arising from the use of sanitized files. This includes, but is not limited to, non-compliance with financial regulations, data privacy laws (GDPR, CCPA), legal discovery requirements, or any professional/financial loss resulting from metadata leakage or file corruption."
No Legal or Financial Warranty: This software is provided "as is" without warranty of any kind. We are not responsible for how the stripped data impacts the legal standing or financial integrity of your documents. You are solely responsible for ensuring that your sanitized documents meet the specific regulatory standards of your industry or jurisdiction.
Warning: Always check and verify document properties manually before proceeding. StandardConvert.com is a local-only utility and cannot guarantee the absolute anonymity required by specific high-security financial or legal frameworks.