Privacy, between copy and paste.
Auto-detect and mask sensitive data before pasting into ChatGPT, Claude, or Gemini. 100% in your browser.
Three simple steps
1
Paste
Just paste your text. No file upload needed.
2
Review
AI detects names, emails, phone numbers, SSNs, and more.
3
Copy
Copy the masked text and safely paste it into any AI tool.
Why it's safe
🔒
Zero server transmission
All processing happens in your browser. No data is ever sent externally.
🌐
Works offline
PWA-enabled. Works without an internet connection.
👤
No account needed
No login, no tracking, no cookies.
🛡️
20+ entity types detected
Names, emails, phones, SSNs, credit cards, IBANs, addresses, VINs, and more.
Free. Right now.
No sign-up. No data sent. Everything stays in your browser.
Start Masking