Question 1

What is PDF metadata?

Accepted Answer

PDF metadata is hidden information stored inside a PDF file, such as author, title, creator software, timestamps, and other document properties.

Question 2

How can I remove metadata from a PDF?

Accepted Answer

You can remove metadata from a PDF using pdfclnr. Upload your file, choose Safe Clean or Custom Clean, and download the cleaned document.

Question 3

Does pdfclnr upload my files to a server?

Accepted Answer

No. pdfclnr processes files entirely in your browser using client-side execution. Files are not uploaded or stored on external servers.

Question 4

Is removing metadata from a PDF safe?

Accepted Answer

Yes. Removing metadata is a common privacy practice used to prevent hidden information from being shared when sending documents.

Question 5

Is pdfclnr free to use?

Accepted Answer

Yes. pdfclnr is currently free to use and does not require account registration.

Question 6

What is the difference between Safe Clean and Custom Clean?

Accepted Answer

Safe Clean removes common metadata fields such as author, title, creator, producer, and timestamps. Custom Clean removes additional elements such as document identifiers, embedded files, and thumbnails.

Question 7

What types of metadata can be removed?

Accepted Answer

pdfclnr can remove author, title, creator, producer, creation date, modification date, XMP metadata, document identifiers, and other technical metadata.

Question 8

What other PDF tools does pdfclnr offer?

Accepted Answer

pdfclnr also provides Split, Merge, Compress, and Edit Metadata tools to help manage and prepare your documents.

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