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Head-to-head · AI Alt Text Generators

AutoAlt.ai vs AltTextAPI

  • Updated Sep 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score AutoAlt.ai #4 in AI Alt Text Generators 8.2/10 Free plan · paid from €4.49/mo Free plan✓ 5 of 5 features Visit AutoAlt.ai
AltTextAPI #7 in AI Alt Text Generators 7.1/10 Free plan · paid from $9/mo Free plan✓ 4 of 5 features Visit AltTextAPI

AutoAlt.ai leads on 1 check, AltTextAPI on 0, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreAutoAlt.ai · 8.2/10
  • Free planboth
  • Most featuresAutoAlt.ai · 5 of 5

AutoAlt.ai scores higher on our rubric for ai alt text generators: 8.2 against 7.1 out of 10; our editors rank them #4 and #7.

AutoAlt.ai offers custom generation rules; AltTextAPI doesn't publish it.

AutoAlt.ai is the better fit for E-commerce teams needing broad platform coverage. AltTextAPI is the better fit for API users needing accessibility validation.

  • AutoAlt.ai fits best

    E-commerce teams needing broad platform coverage

  • AltTextAPI fits best

    API users needing accessibility validation

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. It never changes our verdict. How we rank.

Side by side

Feature AutoAlt.ai 8.2/10 Visit ↗ AltTextAPI 7.1/10 Visit ↗
At a glance
Editor score 8.2 7.1
Ranking #4 in AI Alt Text Generators #7 in AI Alt Text Generators
Best for E-commerce teams needing broad platform coverage API users needing accessibility validation
Pricing model Free plan + paid Free plan + paid
Starting price Not published $9/mo
Free plan ✓ ✓
Free trial — —
Money-back guarantee 14 days 30 days
Deployment Cloud, Browser extension Cloud
Platforms Web, Chrome extension Web
Support Email, Docs Email, Community, Docs
Compliance GDPR GDPR
Integrations 10 integrations 4 integrations
Built for Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features AutoAlt.ai 5/5 · AltTextAPI 4/5
Bulk processing ✓ ✓
API access ✓ ✓
CMS plugins ✓ ✓
Custom generation rules ✓ (best) Not published
Publishing workflows ✓ ✓
Specs
Supported languages Not published 130 languages
Image formats JPG, JPEG, PNG, WebP, SVG, HEIC, GIF, BMP, AVIF Not published
Our review
Pros
  • Free plan plus paid plans from €4.49 per month
  • Bulk processing, multilingual output, and metadata write-back
  • Plugins, browser extensions, and REST API support broad workflows
  • REST API, JavaScript widget, and upload automation
  • 130+ languages with custom contextual keywords
  • Bulk processing plus WCAG-oriented accessibility scoring
Cons
  • Monthly plans use fixed image or credit limits
  • Advanced integrations may require technical API work
  • Best fit depends on supported CMS and commerce platforms
  • Listed integrations focus on WordPress, WooCommerce, and JavaScript
  • Free and paid plans are limited to monthly image allowances except Agency
  • White-label support is available only on the Agency plan
Our verdict

AutoAlt.ai is a cloud-based SaaS platform that generates AI-written alt text and image titles for websites, online stores, agencies, and enterprise catalogs. It supports bulk processing, automatic generation on upload, multilingual output,…

Read the review →

AltTextAPI generates alternative text for images through a REST API, JavaScript widget, and WordPress plugin. It is aimed at website owners, bloggers, ecommerce teams, developers, and agencies that need to add or improve image descriptions…

Read the review →
  1. AutoAlt.aiAI Alt Text Generators 8.2Free plan · paid from €4.49/mo
  2. AltTextAPIAI Alt Text Generators 7.1Free plan · paid from $9/mo

Strengths and trade-offs

  • AutoAlt.ai — where it wins

    • Free plan plus paid plans from €4.49 per month
    • Bulk processing, multilingual output, and metadata write-back
    • Plugins, browser extensions, and REST API support broad workflows

    Where it doesn't

    • Monthly plans use fixed image or credit limits
    • Advanced integrations may require technical API work
    • Best fit depends on supported CMS and commerce platforms

  • AltTextAPI — where it wins

    • REST API, JavaScript widget, and upload automation
    • 130+ languages with custom contextual keywords
    • Bulk processing plus WCAG-oriented accessibility scoring

    Where it doesn't

    • Listed integrations focus on WordPress, WooCommerce, and JavaScript
    • Free and paid plans are limited to monthly image allowances except Agency
    • White-label support is available only on the Agency plan
  • AutoAlt.ai8.2/10 · Free plan · paid from €4.49/mo

    A broad, affordable alt-text platform for teams managing images across multiple platforms.

    Visit AutoAlt.aiFull verdict →
  • AltTextAPI7.1/10 · Free plan · paid from $9/mo

    A practical alt-text API with multilingual output, automation, and accessibility scoring.

    Visit AltTextAPIFull verdict →

More comparisons

All AI alt text generators comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

Last updated · How we research and update