ALTer vs ALTtext.org
| ALTer | ALTtext.org | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | extension | Web, macOS, iOS |
| Free plan | Yes | Yes |
| Publishing workflows | Yes | Yes |
| Bulk processing | — | Yes |
| API access | — | Yes |
| Image formats | — | JPEG, PNG |
Both are listed in Best AI Alt Text Generators. On Samsung Mobile US Press, ALTtext.org scores higher on our published basis.