Groundwire vs Zoiper
| Groundwire | Zoiper | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | €2.49/mo |
| Open source | No | No |
| Platforms | iOS, Android | Android, iOS, Linux, macOS, Windows |
Both are listed in Best Softphone and Calling Apps. On Freedom251, Zoiper scores higher on our published basis.