Remove PII From Your Documents
Auto-detect and replace emails, phone numbers, dates, URLs, and amounts with labeled placeholders.
When to anonymize documents
How to anonymize documents
Upload your document
Drop a .docx or text file to anonymize
Review detected PII
Emails, phones, dates, and URLs are flagged automatically
Download clean file
All PII is replaced with labeled placeholders
Upload your document
Drop a .docx or text file to anonymize
Review detected PII
Emails, phones, dates, and URLs are flagged automatically
Download clean file
All PII is replaced with labeled placeholders
Your files never leave your browser
Your files never touch our servers
Document Anonymizer runs entirely in your browser. There are no servers receiving your files — we literally cannot see what you anonymize. Close the tab and everything is gone.
Frequently asked questions
Are my documents uploaded to a server?+
No. Everything runs in your browser. Your files never leave your device and are never sent to any server.
What types of PII does it detect?+
Emails, phone numbers, dates, URLs, and monetary amounts are detected and replaced with labeled placeholders.
Can I choose which PII types to remove?+
The tool detects and replaces all supported PII types automatically in one pass.
Does it work with PDF files?+
It works with .docx and text files. For PDFs, use the PDF Redactor tool instead.
Is there a file size limit?+
No strict limit — processing happens in your browser so performance depends on your device memory.
Is Document Anonymizer free?+
Yes, free for 5 uses per month with no signup. Upgrade to Pro for unlimited uses at €10/month.
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