ImageDescriber

Accessibility Alt Text Generator

Generate alt-text drafts for your web images. Review each description for the image’s purpose and page context before publishing.

1 free image analysis included

Accessibility Options

Select the alt text type, use case and output language to generate a draft for review

Alt Text Type

Review generated alt text against WCAG guidance and the image’s purpose and page context.

Use Case

Please upload an image first

From image to useful alt text

Purpose-aware alt text

Generates a concise description around what the image communicates in its page context—not a list of every visible detail.

Built for assistive technology

Clear, objective output can be reviewed and added to websites, documents, and publishing workflows.

From photos to information graphics

Handles everyday photography, product images, promotional artwork, and other informative visuals.

How It Works

  1. Step 1: Upload an Image

    Upload your image file directly or paste an image URL to begin the analysis.

  2. Step 2: Select “Alt Text (Accessibility)”

    Choose the "Accessibility" option to instruct the AI to focus on information-rich, objective description.

  3. Step 3: Get Ready-to-Use Alt Text

    Receive generated text that is formatted and ready to be copied directly into your CMS or HTML code.

A photo of a modern workspace with a laptop and coffee on a desk.
Input

“A photo of a modern workspace with a laptop and coffee on a desk.”

Example Output

Output

“Wooden desk with an open laptop displaying a spreadsheet, next to a white coffee cup and a notepad.”

alt="Wooden desk with an open laptop displaying a spreadsheet, next to a white coffee cup and a notepad."

Who Is This Tool For

Built for teams that publish images at scale and need clear, consistent alt-text drafts.

  • Government & Public Sector Websites

    Create consistent alt-text drafts for public information, services, and digital documents.

  • Education & Non-Profit Organizations

    Describe learning materials, event images, and campaign media with a repeatable workflow.

  • Corporate Websites & Content Teams

    Add review-ready alt-text drafts to recurring website and content publishing.

  • Accessibility & Compliance Specialists

    Generate structured first drafts that specialists can review and refine for context.

Why Use This Accessibility Tool

Writing manual Alt text is often inconsistent, time-consuming, and prone to subjective errors that confuse screen reader users. AI Image Describer standardizes this process, delivering consistent, objective, and scalable results that significantly reduce the workload for content teams while aiming for high compliance standards.

  • Consistent
  • Objective
  • Scalable

FAQ

Alt Text (Alternative Text) is a brief textual description of an image used by screen readers to describe content to visually impaired users. It also displays if an image fails to load.

The tool generates an alt-text draft for review. Check it against the image’s purpose and page context; AI output alone does not establish WCAG compliance.

Absolutely. While the AI provides a high-quality baseline, you can and should review or edit the text to perfectly fit your specific context.

You can try a basic generation without signing in, subject to the displayed trial and anti-abuse limits. Sign in to use account credits. Signing in does not create a cloud history. The main image describer can keep recent results in this browser for up to 7 days and 20 records, subject to browser storage limits. Copy or download results you need to keep.

Yes, we offer a free tier that allows you to test the accessibility generation features immediately.

Generate Accessible Alt Text Now

The goal of accessible descriptions is to convey information, not describe the visual itself.