OPBX vs RingCentral RingEX
| OPBX | RingCentral RingEX | |
|---|---|---|
| Free plan | No | |
| Platforms | Android, iOS | |
| Free plan | Yes | No |
| Call routing | custom | custom |
| Paid from | $19.99/user/mo | |
| Included users | 20 users | |
| Business numbers | multiple | |
| Auto attendant | Yes | |
| Voicemail transcription | Yes | |
| Desktop and mobile apps | Yes |
Listed together in Best Business Phone Systems