OpenVox SMS Gateway vs Sinch Engage
| OpenVox SMS Gateway | Sinch Engage | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | Yes |
| Paid from | Free | $99/mo |
| Open source | No | No |
| Platforms | api, Linux, self-hosted, Web | Android, api, iOS, Web |
| Free plan | Yes | No |
| Two-way messaging | Yes | — |
| Delivery reports | Yes | — |
| Inbound SMS | Yes | — |
| Contact management | Yes | — |
| API access | Yes | — |
| Paid from | — | 99 /mo |
Both are listed in Best SMS Gateway Software. On Samsung Mobile US Press, Sinch Engage scores higher on our published basis.