PromptGuard

by mahmoudmohamedabdellahy@gmail.com · Privacy & Security

Manifest V3 Free

View in Chrome Web Store Data as of 15 Oct 2026

Detect sensitive content and PII in ChatGPT, Claude, and Gemini before you send it.

Users

0 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#206K

#172K among extensions

Version

0.3.0

updated 23 Sep 2026

Users

monthly, 3 months

Latest, 15 Oct 2026: 8 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 months

Latest, 15 Oct 2026: 5 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About PromptGuard

PromptGuard helps you notice sensitive information before you share it with ChatGPT. It scans live prompts and recent ChatGPT history for personal information, secrets, and sensitive topics such as health, finance, legal, identity, and confidential work content. Detection runs locally in your browser. Prompt and conversation text are not sent to the developer's servers. Key features: - Live warning before sending sensitive prompts - PII detection for emails, phone numbers, API keys, credit cards, SSNs, IBANs, URLs, dates, addresses, and names - One-click token redaction using safe placeholders such as [EMAIL], [PHONE], and [REDACTED_SECRET] - Optional high-accuracy on-device PII model for names and addresses - On-demand ChatGPT history scan - Local privacy dashboard for reviewed conversations - Allowlist and custom keyword settings PromptGuard is designed for privacy-conscious ChatGPT users who want an extra local safety check before sharing personal or confidential information. Category