Alta vs AltTextAPI
| Alta | AltTextAPI | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Web | Web |
| Free plan | Yes | Yes |
| Bulk processing | Yes | Yes |
| CMS plugins | No | Yes |
| Image formats | PNG, JPEG, WebP, GIF | — |
| Publishing workflows | Yes | Yes |
| Paid from | — | 9 /mo |
| API access | — | Yes |
| Supported languages | — | 130 languages |
Both are listed in Best AI Alt Text Generators. On Samsung Mobile US Press, AltTextAPI scores higher on our published basis.