Alt Text Pro
7.7#3 in ai alt text generatorsFrom $43.20 a yearFree planWebAPI
VisitAlt Text Pro vs Altagonist
Altagonist
7.8#1 in ai alt text generatorsFrom €5 a monthFree planWebSelf-hostedWindows
VisitWhat both publish
| Fact | Alt Text Pro | Altagonist |
|---|---|---|
| Bulk generation | The product can process one image or thousands of media-library images in controlled batches. | The plugin can process hundreds of WordPress images at once. |
| Bulk processing | The plugin supports bulk processing of existing images in a media library. | Users can select multiple media-library images and process them together. |
| Context-aware generation | Optional page or post context and metadata can be supplied to make drafts more relevant. | The generator can use the site name, page content and image metadata when creating descriptions. |
| Documentation depth | The documentation covers installation, settings, batch workflows, authentication, request schemas, responses, errors, troubleshooting and FAQs. | The official documentation covers installation, licensing, languages, generation modes, credits, troubleshooting and FAQs. |
| Image formats | The documentation lists JPEG, PNG, GIF, and WebP as supported image formats. | JPEG, PNG, GIF and WebP are handled natively, while SVG, AVIF, TIFF and BMP are converted automatically. |
| Image retention | The FAQ says images are not stored on Alt Text Pro servers after processing. | The documentation says images are processed in real time and immediately discarded. |
| Open-source status | WordPress.org labels the Alt Text Pro plugin open source and links its browsable code and SVN repository, but does not name a license on the listing. | WordPress.org labels Altagonist open-source software, but the directory page does not name a specific license. |
| Support | The Lite and Standard plans include email support, while the documentation says subscribers can cancel from their dashboard. | The documentation directs users with persistent server availability issues to contact support. |
Alt Text Pro plans
- FreeFree
- Lite$4 a month
- Small credit pack$5, paid once
- Standard$9 a month
- Pro$14 a month
- Agency$19 a month
Altagonist plans
- FreeFree
- Personal€5 a month
- Pro€12 a month
- Agency€29 a month
Pick Alt Text Pro if…
Alt Text Pro suits WordPress publishers who want editable image-alt-text drafts, including users processing existing media in bulk. Its API may also suit teams integrating generation into non-WordPress applications or websites.
Pick Altagonist if…
It suits WordPress site owners who need to generate alt text in batches or across multiple languages. It also offers automatic generation on upload and manual editing in the media library.