Choose what to replace.
Paste text or import a webpage selection. Scan supported patterns and add your own names or references as literal rules.
LOCAL TEXT REVIEW FOR CHROME
Review before
you paste.
Replace details you choose with consistent aliases. Copy a reviewed prompt to your AI tool, then restore known aliases in its reply.
Chrome desktop · Browser memory · No account
PASTEGUARD / A SYNTHETIC EXAMPLEKeep the task.
Keep the task.
Review the details.
ORIGINAL TEXT
Draft a reply for Northstar Studio.
Email maya@example.com.
Custom client rule + email pattern
MASKED PREVIEW
Draft a reply for [PG_A1B2C3D4_CLIENT_1].
Email [PG_A1B2C3D4_EMAIL_1].
Illustrative data. Pattern detection can miss identifying context.
A WORKFLOW YOU CONTROL
From prompt to reply.
Check the masked text.
Approve individual replacements, read the full output, and copy it to the tool you choose. PasteGuard does not submit prompts.
Bring known details back.
Paste the reply into the same session. Restore exact known aliases and review any unknown or altered alias text.
A VISIBLE REVIEW STEP
Original text on one side.
Your masked preview on the other.
Use the side panel while browsing or open a full workspace. Match suggestions are editable choices; names and other context may need your own rules.
MEMORY SESSION
Text stays in this browser.
Inputs and alias originals use browser memory. Browser restart clears the mapping and custom rules. Only appearance, detector choices, and built-in profile labels persist locally.
Know what patterns can miss.
PasteGuard does not guarantee anonymization. Review names, addresses, identifiers, and context yourself.
Check detection coverage