Side by side
ALTtext.org vs AltTextLab
Both stand on ai alt text generators. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan ExtensioniPhoneMac+1
ALTtext.org offers several ways to generate image descriptions, from a browser tool to platform extensions and Apple apps. Review its usage limits and image-processing practices to see whether they fit your workflow.
Visit ALTtext.org
Free plan APIExtensionWeb
AltTextLab offers several ways to generate and connect alt text, from CMS integrations to browser extensions and an API. The free plan is limited to 25 credits monthly, so compare the credit terms and billing options with your image volume.
Visit AltTextLabThe facts
| ALTtext.org | AltTextLab | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Extension, iPhone, Mac, Web | API, Extension, Web |
| Lowest paid plan | Team: $19.99 a month | Pro (annual): $4 a month |
| Plans published | 4 | 5 |
| Maker | Not published | Not published |
| Website | alttext.org | alttextlab.com |
| On ai alt text generators | #10 of 27 | #14 of 27 |
ALTtext.org: what it does well
- Accepts JPEG and PNG images
- Web tool supports clipboard paste and multiple images
- Extension integrates with listed social platforms
- Supports VoiceOver, NVDA, JAWS, and keyboard use
- Free plan allows 20 ALT texts daily
What to know first
- Free tier is limited to 20 ALT texts per day
- Individual license is for personal, non-commercial use
- Images are sent to Google’s Gemini API
- Team and Business / API plans have monthly fees
AltTextLab: what it does well
- Uses page, product, surrounding, and image context
- Supports more than 130 languages
- Bulk processing for large image libraries
- API, Web Snippet, connectors, and browser extensions
- Free plan includes 25 monthly credits
What to know first
- Free-plan credits do not roll over
- Web Snippet is excluded from pay-as-you-go
- Pro monthly plan costs $5 a month
- Scale starts at $200 a month
Alternatives to ALTtext.org Alternatives to AltTextLab The whole list