About Remove metadata
A PDF carries more than you can see. Alongside the pages there is a block of hidden information: the author’s name, the program that made the file, the title field, and the dates it was created and last changed. None of it appears on the page, and all of it travels with the document when you send it.
Most of the time that is harmless. Sometimes it is not: a document exported from a work account can carry a colleague’s full name, a draft’s working title can give away what you were negotiating, and a creation date can contradict the date you are claiming. This tool removes those details so that the file you send says only what its pages say.
How to remove metadata from a PDF
- Choose the PDF.
- Press the button. There are no options to set; the tool takes off the details the file carries.
- Read the result line. It lists what was removed, such as the author, the title or the dates, or says that the file carried none.
- Save the cleaned copy.
- To check, open the saved file’s properties in your PDF reader. The author and software fields should be empty.
When you would use it
- Sending a document without revealing the name of the person or the program that made it.
- Publishing a PDF on a website without a working title or an author name attached.
- Removing dates before you share a draft.
- Cleaning a file before submitting it for a blind review.
- Tidying the properties of documents exported from several systems.
What it will not do
- It removes the document-information fields. It does not touch what is on the pages, so a name printed in the text remains. To remove visible words, use Redact.
- Some producers store information in other ways too. Pages can contain hidden layers or embedded files, which this tool does not claim to find.
- It does not change the file’s content or appearance, and it does not compress it. For size, use Compress PDF.
- It cannot make a document anonymous by itself. Other clues, such as the writing, remain.
- Metadata cannot be added back automatically afterwards.
How it compares
Some PDF programs have a "sanitize" or "remove hidden information" feature, which is thorough but usually sits in a paid product. This tool is a quick, free pass over the commonly used fields.
Exporting from a word processor with the author field blank prevents the problem at the source. If you only have the finished PDF, this is the fix.
Tips
- Do it last, after every other change, because editing tools often write their own name into the file.
- Check the result in the document properties before sending something sensitive.
- A good habit is to run this as part of sending anything outside your organisation. It costs seconds. If you work from templates, remember that the template itself can carry the details of whoever made it, so every document built from it inherits them until it is cleaned. Share the clean copy and keep the original for your own records.