Free AI Image Describer & Generator

Describe Images with AI for SEO, Social Media, and Accessibility.

Instantly generate accurate text from images using GPT-4o. Perfect for creating Alt Text, social captions, and prompts. Fast, free, and no sign-up needed.

AI image describer for accessibility and SEO
AI caption generator for product photos and social posts
Alt text generator powered by GPT-4o

Drag and drop images here

Files supported JPG | PNG | JPEG | GIF | JFIF | PDF

✨ 2 Free trials available immediately • No login or credit card required

We securely upload each image to Supabase Storage for a few minutes so GPT-4o Vision can access it, then delete it automatically.

Images are temporarily encrypted in Supabase Storage for GPT-4o Vision processing and deleted right after each request.

Image preview

Upload an image to see it here

AI output

Upload an image to see GPT-4o Vision results.

Example Results

Red running shoes on a clean white background

Ecommerce

A pair of red running shoes aimed at professional athletes, featured on a white background for e-commerce listings.

Vibrant sunset over the ocean framed by palm trees

Social Media

Beautiful sunset over the ocean with palm trees, perfect for Instagram travel aesthetics.

Young professional typing on a laptop in a modern open office

SEO / Alt Text

Alt Text: A young professional typing on a laptop in a modern office environment.

On the roadmap

These roadmap features unlock as soon as enough customers request them. Email support to share your use case or join the waitlist.

Bulk upload studio

Planned beta: batch upload tools with CSV exports. Email support to join the waitlist and get notified when it opens.

Zapier automation

Planned integration: Zapier workflows to push descriptions into Sheets or Airtable. Email support to let us know this matters to you.

Brand tone templates

Future feature: brand tone presets to store prompts per campaign. Tell support which presets to build first.

SEO & Alt Text Guide

The Most Accurate Free AI Image Describer

In a visual-first internet, text is still the foundation of search and accessibility. Our tool leverages GPT-4o Vision to convert images into detailed, human-like text.

🚀

Boost SEO with AI Alt Text

Search engines like Google cannot "watch" images. Our Alt Text Generator creates keyword-rich descriptions that help your images appear in Google Image Search, driving valuable organic traffic without "stuffing".

⚖️

Web Accessibility (WCAG)

For the 2.2 billion people with vision impairments, screen readers rely on your descriptions. Our tool ensures your content is compliant with ADA/WCAG standards, creating a fully inclusive user experience.

💰

E-commerce Optimization

Detailed product descriptions sell. Turn a simple shoe photo into persuasive sales copy like "Breathable red running sneaker featuring ergonomic sole," highlighting materials and features automatically.

Why Professionals Choose Us?

  • Context-Aware: Distinguishes between a 'sad rainy day' and a 'cozy rainy day'.
  • Instant & Free: No credit card required. Generate results in seconds.
  • Privacy First: Images are processed and automatically deleted.
  • Multi-Purpose: Get Alt Text, Instagram Captions, and Prompts in one go.

How to Describe an Image?

  1. 1

    Upload Image

    Drag and drop your JPG, PNG, or WebP file into the box above.

  2. 2

    AI Analysis

    Our GPT-4o engine scans the image for objects, text, aesthetics, and context.

  3. 3

    Copy Result

    Instantly copy the generated Alt Text, Caption, or detailed description to your clipboard.

Plans & Pricing

Choose a plan to unlock AI image description credits

One-time payment

No recurring

150 Credits

$0.07 / credit

$9.99

400 Credits

$0.05 / credit

$19.99

750 Credits

$0.04 / credit

$29.99

  • Included with one-time payment:
  • Each credit returns a description, alt text, and caption
  • Uploads up to 5MB are processed via temporary Supabase storage
  • Dashboard usage logs to audit every generation
  • Email support within 24 business hours
  • Works with JPG, PNG, GIF, and PDF files

Monthly subscription

Cancel at any time

200 Credits / month

$0.05 / credit

$9.99

1,500 Credits / month

$0.02 / credit

Most Popular

$29.99

5,000 Credits / month

$0.010 / credit

$49.99

  • Included with monthly subscription:
  • Monthly credit refresh with rollover tracking in the dashboard
  • Usage history and invoices available under your account
  • Temporary Supabase storage with automatic deletion after processing
  • Priority email support for workflow questions
  • Early access to bulk upload betas

Need help choosing?

Email support@aiimagedescriber.pro with your usage goals and we'll recommend the right credit bundle. support@aiimagedescriber.pro

Frequently asked questions

Everything you need to ship an imagetotext.io-style workflow in minutes.

Popular Blogs:

Free AI Image Describer | Describe Images with AI & Generate Alt Text (GPT-4o)