# Already Seen

> Grays out texts that you've already seen when previously visiting a particular page. It will help you quickly identify new elements on the sites that you visit frequently.

Canonical page: [https://chrome-stats.com/d/already-seen](https://chrome-stats.com/d/already-seen)

## Overview

- **ID:** `already-seen`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** RNS::
- **Category:** feeds-news-blogging,search-tools
- **Daily users:** 2
- **Rating:** 5.00 / 5 (2 ratings)
- **Version:** 1.0.3
- **Last updated:** 2019-11-23
- **First published:** 2019-03-22
- **Size:** 24 KB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/already-seen/)

## Description

Already Seen is a Firefox add-on that grays out texts you've already seen on frequently visited sites. It helps you quickly identify new elements, such as offers or table rows, and eliminates repeated content.

## Rankings

- #58,982 — Overall

## Permissions and access

### Permissions

- `activeTab`
- `storage`
- `unlimitedStorage`
- `contextMenus`
- `downloads`
- `tabs`
- `notifications`

### Content script matches

- `*`

## Safety

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

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- 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).

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