# OBSERVE-PII

> Detect sensitive personal information (PII) in real time as you highlight text on the web.

Canonical page: [https://chrome-stats.com/d/observe-pii](https://chrome-stats.com/d/observe-pii)

## Overview

- **ID:** `observe-pii`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Observe PII Developers
- **Category:** privacy-security,alerts-updates
- **Daily users:** 1
- **Version:** 3.0.1
- **Last updated:** 2026-05-11
- **First published:** 2026-04-04
- **Size:** 57 MB
- **Data as of:** 2026-09-16
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/observe-pii/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/observe-pii/privacy/](https://addons.mozilla.org/firefox/addon/observe-pii/privacy/)

## Description

OBSERVE-PII detects contextual Personally Identifiable Information (PII) in real time as users interact with text fields and web content and helps user become aware of potential sensitive data such as names, emails, addresses, IDs, and more.

Detection is powered by a lightweight on-device AI model, with all processing running locally so your data never leaves your browser.

Key features:
- Real-time PII detection on highlighted text
- Multi-category classification of sensitive information
- No data collection or storage

This extension is designed to promote safer browsing behavior and increase user awareness of sensitive data exposure.

## Rankings

- #125,453 — Overall
- #247 — server

## Permissions and access

### Permissions

- `scripting`
- `activeTab`

### Host permissions

- `<all_urls>`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** High risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

- [AI PII Scanner](https://chrome-stats.com/d/ai_pii_scanner) — 2 users
- [PrivacyGuard](https://chrome-stats.com/d/privacy_guard) — 1 users
- [PII-Filter (NL)](https://chrome-stats.com/d/pii-filter-nl)
- [Privisibility](https://chrome-stats.com/d/privisibility)
- [Kiji Privacy Proxy Extension](https://chrome-stats.com/d/kiji-privacy-proxy-extension)
- [PasteProof](https://chrome-stats.com/d/pasteproof)
- [Sensitive Data Obfuscator](https://chrome-stats.com/d/sensitive-data-obfuscator) — 3 users, 5.00 / 5
- [Hide Sensitive Information](https://chrome-stats.com/d/hide-sensitive-information) — 1 users
- [PIXM (temp beta)](https://chrome-stats.com/d/pixm-temp-beta) — 1 users
- [Imperum Veil — PII Redactor](https://chrome-stats.com/d/imperum-veil-pii-redactor) — 1 users
- [Paste Redactor-PII Redaction](https://chrome-stats.com/d/paste-redactor-pii-redaction) — 2 users
- [PromptProtect](https://chrome-stats.com/d/promptprotect)

---

Source: [Chrome-Stats](https://chrome-stats.com/d/observe-pii)