Callr vs Clickatell SMS API
| Callr | Clickatell SMS API | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | Yes |
| Paid from | €599/mo | Free |
| Open source | No | No |
| Platforms | Web | api, Web |
| Free plan | No | — |
Both are listed in Best Transactional SMS Software. On Inferse, Clickatell SMS API scores higher on our published basis.