# Comparison Overlay Notes

> Add notes alongside your comparison results.

Canonical page: [https://chrome-stats.com/d/comparison-overlay-notes](https://chrome-stats.com/d/comparison-overlay-notes)

## Overview

- **ID:** `comparison-overlay-notes`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Betty
- **Category:** web-development
- **Version:** 1.0
- **Last updated:** 2026-05-24
- **First published:** 2026-05-21
- **Size:** 13 KB
- **Data as of:** 2026-09-22
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/comparison-overlay-notes/)

## Description

Attach short comments or annotations while reviewing two texts, keeping context for later discussion or collaboration.

## Rankings

- #132,262 — Overall
- #183 — overlay

## Permissions and access

### Permissions

- `contextMenus`
- `scripting`
- `activeTab`
- `storage`

### Host permissions

- `<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

- [Comparison Overlay Highlighter](https://chrome-stats.com/d/comparison-overlay-highlighter)
- [Comparison Overlay Tagger](https://chrome-stats.com/d/comparison-overlay-tagger)
- [Smart Overlay Diff Exporter](https://chrome-stats.com/d/smart-overlay-diff-exporter)
- [Compact Comparison Overlay](https://chrome-stats.com/d/compact-comparison-overlay)
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- [Formatted Comparison Overlay](https://chrome-stats.com/d/formatted-comparison-overlay)
- [Smart Overlay Toggle View](https://chrome-stats.com/d/smart-overlay-toggle-view)
- [Bookmark Notes Plus](https://chrome-stats.com/d/bookmark-notes-plus) — 1 users

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Source: [Chrome-Stats](https://chrome-stats.com/d/comparison-overlay-notes)