Campaign Assistant vs Lex
| Campaign Assistant | Lex | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | Yes |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | Web | api, iOS, Web |
| Free plan | Yes | Yes |
| Content templates | 5 | — |
| Brand voice controls | Yes | Yes |
Both are listed in Best AI Writing Tools. On Samsung Mobile US Press, Lex scores higher on our published basis.