Use APKPure App
Get NDroidMap old version APK for Android
Nieoficjalna front-end dla Nmap
NDroidMap is an unofficial Android front end for Nmap.
Using Nmap binaries it allows you to run basic Nmap commands which can be useful for scanning networks, identifying open ports, or doing a quick inventory of a local network.
More info:
https://nmap.org/
https://samwu157.github.io/CS499-02/