CallTools vs Kalvo
| CallTools | Kalvo | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | $99/mo |
| Open source | No | No |
| Platforms | api, extension, macOS, Web, Windows | Web |
| Power dialer | Yes | — |
| Predictive dialer | Yes | — |
| Voicemail drop | Yes | — |
| Call queue | Yes | — |
| Local presence | Yes | — |
| Free plan | — | No |
| Parallel lines | — | 3 lines |
Both are listed in Best Sales Dialer Software. On Samsung Mobile US Press, Kalvo scores higher on our published basis.