Nmap vs Port Authority
| Nmap | Port Authority | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | Yes | No |
| Paid from | $9,980/mo | — |
| Open source | No | No |
| Platforms | Linux, macOS, self-hosted, Windows | Android |
| Free plan | Yes | Yes |
| Deployment | desktop | — |
| Scan scope | — | internet |
| Service detection | — | Yes |
Both are listed in Best Port Scanner Software. On Samsung Mobile US Press, Port Authority scores higher on our published basis.