OPBX vs PortaSwitch
| OPBX | PortaSwitch | |
|---|---|---|
| Free trial | No | |
| Platforms | api, self-hosted, Web | |
| Free plan | Yes | No |
| Call routing | custom | custom |
| Business numbers | multiple | |
| Voicemail transcription | Yes | |
| Desktop and mobile apps | Yes | |
| Usage rating | Yes | |
| Prepaid billing | Yes | |
| Postpaid billing | Yes | |
| Plan management | Yes | |
| Invoice generation | Yes | |
| Payment collection | Yes | |
| Customer accounts | Yes |
Listed together in Best Business Phone Systems