SIP.IO vs ZIWO
| SIP.IO | ZIWO | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | Yes | No |
| Paid from | Free | $40/mo |
| Open source | No | No |
| Platforms | api, Web | Web, iOS, Android |
| Free plan | Yes | No |
| Inbound calling | Yes | Yes |
| Paid from | — | $40/user/mo |
| Outbound dialer | — | Yes |
| IVR builder | — | Yes |
| Digital channel scope | — | omnichannel |
| Workforce management | — | Yes |
Both are listed in Best Call Center Software. On Samsung Mobile US Press, ZIWO scores higher on our published basis.