PII Masking Tool
Hide personal data before sharing text
🔒 All data is processed in your browser. Nothing is uploaded to any server.
Quick guide
What can PII Masking Tool help you do?
Free PII masking tool. Paste text and hide names, phone numbers, IDs, emails, and addresses locally in your browser. No upload.
Best for
Useful for quick file work, text cleanup, calculations, content creation, and website or AI checks.
How to use it
Open the tool, enter or upload what it asks for, then copy or download the result directly.
Privacy and limits
Most tools run in your browser with no sign-in. Very large files or older devices may hit browser memory limits.
Frequently Asked Questions
Is my text uploaded?
No. The masking runs locally in your browser.
Does it catch every possible personal data format?
No. It is a practical rule-based helper. Review the output before publishing or sending.