Bandwidth Messaging API vs Callr
| Bandwidth Messaging API | Callr | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | No |
| Paid from | — | €599/mo |
| Open source | No | No |
| Platforms | api, Web | Web |
| Free plan | No | No |
| Pay-as-you-go | Yes | — |
| SMS API | Yes | — |
| Delivery status | Yes | — |
| Webhooks | Yes | — |
| Two-way messaging | Yes | — |
Both are listed in Best Transactional SMS Software. On Samsung Mobile US Press, Bandwidth Messaging API scores higher on our published basis.