# Image Alt Text Reader

> Instantly view and audit image alt text on any webpage. Highlights missing alt text, shows descriptions on hover, and offers full-page overlay view. Essential for SEO professionals seeking to improve image optimization quickly.

Canonical page: [https://chrome-stats.com/d/image-alt-text-reader](https://chrome-stats.com/d/image-alt-text-reader)

## Overview

- **ID:** `image-alt-text-reader`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** FlorianD
- **Category:** search-tools,photos-music-videos
- **Daily users:** 36
- **Weekly downloads:** 2
- **Version:** 1.1
- **Last updated:** 2025-06-27
- **First published:** 2025-04-20
- **Size:** 33 KB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/image-alt-text-reader/)

## Description

An SEO tool for quickly auditing image alt text across any webpage:
• Instantly see alt text when hovering over images
• Clearly highlights missing alt text in orange - quickly spot SEO gaps
• Simple toggle between hover tooltip and full-page overlay views
• Streamlines image SEO audits without leaving the page

Stop wasting time inspecting page elements or running complex SEO tools just to check image descriptions. Image Alt Text Reader provides immediate visual feedback on alt text implementation, helping you identify and fix missing content. Lightweight, easy to use.

## Rankings

- #18,809 — Overall
- #17 — text-to-image
- #119 — reader
- #174 — seo
- #214 — header

## Permissions and access

### Permissions

- `tabs`
- `storage`
- `<all_urls>`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate 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/image-alt-text-reader)