CallSign vs Proxim
| CallSign | Proxim | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | $2.99/mo | — |
| Open source | No | No |
| Platforms | Android, iOS, Linux, macOS, Web, Windows | Windows |
| Free plan | Yes | Yes |
| Mobile apps | Yes | No |
| Screen sharing | Yes | — |
| Supported platforms | web, windows, macos, linux, ios, android | Windows 10/11 |
Both are listed in Best Game Voice Chat Software. On Samsung Mobile US Press, CallSign scores higher on our published basis.