AltText.ai vs ALTtext.org
| AltText.ai | ALTtext.org | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | No |
| Paid from | $4.08/mo | — |
| Open source | No | No |
| Platforms | api, extension, Web | Web, macOS, iOS |
| Free plan | No | Yes |
| Paid from | 5 /mo | — |
| Bulk processing | Yes | Yes |
| API access | Yes | Yes |
| CMS plugins | Yes | — |
| Supported languages | 130 languages | — |
| Image formats | JPG, PNG, GIF, WebP, BMP, AVIF, HEIC, HEIF, JP2, SVG, TIFF | JPEG, PNG |
| Custom generation rules | Yes | — |
| Publishing workflows | Yes | Yes |
Both are listed in Best AI Alt Text Generators. On Samsung Mobile US Press, AltText.ai scores higher on our published basis.