ALTerator ‑ AI Alt Text

AI-powered bulk alt text with built-in SEO quality scoring

by Swell Apps · Launched: January 2026 · Free plan available.

5.0 (1) on Shopify Built for Shopify

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AI-powered alt text generation for images. Auto generate alt text to support accessibility and SEO.

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About ALTerator ‑ AI Alt Text

ALTerator uses AI to automatically generate SEO-optimized and accessible alt text for product images, collection images, and standalone media files, including blog and page images. Process thousands of images in bulk while the app works in the background. The app supports 18 languages, and custom prompt refinement for brand-specific descriptions. Set word count limits, track usage with detailed reports, and roll back bulk changes if needed. Auto-generation can be enabled for newly added images. Bulk generate AI alt text for products, collections, and blogs in 18 languages. Grade every alt text (0-100) and instantly spot SEO improvement areas. Auto-generate alt text for newly added images without manual intervention. Track changes and rollback bulk updates to restore original alt text instantly. Download reports listing the alt text descriptions applied to each image. Show more Show less

Last verified: July 20, 2026 · Fresh

App details

Developer: Swell Apps
Category: Store design
Pricing: Free plan available
Launched: January 2026
Rating: 5.0 (1) on Shopify

Key features

50 lifetime image generations
Smart AI-powered alt text generation
Quality SEO scoring of descriptions
Single & bulk generation
Supports 18 major languages

Integrations with:

OpenAI, Shopify Admin

4 plans · starts free

Free

Basic

$5/month

Pro

$15/month

Premium

$75/month

Plans and prices as listed on the Shopify App Store.

Ratings & reviews

based on 1 Shopify App Store reviews

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ALTerator has been a fantastic addition to our workflow. The app generates highly accurate, context-aware alt text for product images, something that would otherwise take significant manual effort to produce consistently across a catalog. The AI performs extremely well and produces descriptions that are relevant to the product and image content rather than generic filler text. The tool is also ve...

— AlTerra Retail, LLC

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