AI Tools
Best AI Alt Text Generators in 2026
Preparing image descriptions may mean handling a few files or fitting generation into a publishing process. Compare supported image formats and languages, then check bulk processing, API access, CMS plugins, and custom generation rules against the workflow you have in mind.
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AI Alt Text Builder The plugin suits WordPress sites with large image libraries, including e-commerce sites, blogs, and corporate websites.
From $2.99/mo Free plan Open source Web · API9.2 Visit Specs - 02 Altagonist
It suits WordPress site owners who need alt text for images across one or more sites, including bulk or automatic generation.
From €5/mo Free plan Open source Web · Windows · Self-hosted9.1 Visit Specs - 03
Alt Audit Alt Audit suits accessibility consultants, SEO professionals, agencies, and WordPress teams that need image-description checks or reports.
From $5/mo Free plan Web · API9.0 Visit Specs - 04
Alt Text Pro It suits WordPress users who want editable alt-text drafts and a review step before saving.
From $3.60/mo Free plan Open source Web · API8.6 Visit Specs - 05 ALTtext.org
ALTtext.org suits people who need image descriptions for accessibility, including users working through websites, browser extensions, or Apple apps.
From $19.99/mo Free plan Web · macOS · iOS · Browser extension8.2 Visit Specs - 06
AltGen From $29/mo Free plan Web · API8.1 Visit Specs - 07
ALTification It suits WordPress site owners and agencies generating image descriptions at scale or for selected content.
From $9.99/mo Free trial Web · Browser extension8.1 Visit Specs - 08
AltText.ai AltText.ai suits site owners who need image descriptions across a website, content platform, or online store.
From $4.08/mo Free trial Web · API · Browser extension8.1 Visit Specs - 09
AltTextLab AltTextLab suits e-commerce teams, agencies, freelancers and organizations that need image descriptions for websites or large image libraries.
From $4/mo Free plan Web · API · Browser extension8.1 Visit Specs - 10 AltTextAPI From $9/mo Free plan Web · API8.0 Visit Specs
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AutoAlt.ai The listed plans target blogs, portfolios, small websites, small shops, mid-sized ecommerce businesses, agencies, and large ecommerce clients.
From $4.49/mo Free plan Web · API · Browser extension8.0 Visit Specs - 12 AI Image Alt Text Generator
It suits WordPress site operators who want generated alt text, including bulk and automatic workflows.
Free plan Web · Self-hosted7.9 Visit Specs - 13 Alta From $2.42/mo Free plan Web7.9 Visit Specs
- 14 AI Alt Text Generator
It suits nonprofits, churches, schools, clinics, and small businesses working toward accessibility compliance.
Free plan Web7.8 Visit Specs - 15
Altvisor Altvisor suits website owners and agencies or partners coordinating accessibility work across client sites.
From €12/mo Free plan Web7.7 Visit Specs - 16 ATaaS
It suits developers and site teams generating image descriptions through an API or web service, especially for e-commerce catalogs and accessibility workflows.
From $6.58/mo Free plan Web · API7.7 Visit Specs - 17
WriteAlt WriteAlt suits creators, developers, and businesses that need alt text or image optimization, especially those handling batches or working across multiple languages.
From $3.17/mo Free trial Web · Windows · Linux · API7.7 Visit Specs - 18
AltText.io It suits content creators, developers, and businesses managing images for accessibility, SEO, or stock photography.
From $19/mo Web · API · Browser extension7.6 Visit Specs - 19
Alt Text IQ From $29/mo Free trial Web7.6 Visit Specs - 20 Caseo
Caseo suits Shopify store owners who need generated alt text and SEO fields, including bulk content and product-description editing.
Free plan Web7.6 Visit Specs - 21
Alt Text Studio From $4/mo Web · Browser extension7.4 Visit Specs - 22 easyAlt From $32.50/mo Free trial Web7.4 Visit Specs
- 23 Seeing AI Free plan iOS · Android7.4 Visit Specs
- 24 ALTer Free plan Browser extension7.3 Visit Specs
- 25 ImageComply From $25/mo Web · Windows7.2 Visit Specs
Publishing workflows are also a stated comparison point. AutoAlt.ai, Alt Audit, and AltText.ai are options to examine. Free-plan availability and paid-from pricing can help you assess cost, while the listed integrations and controls clarify how each tool may fit into creating and publishing alt text.
Compare AI Alt Text Builder and Altagonist Get a place on this list