Netstat Plus is the netstat utility for connection monitoring.
Notice: This app does not work on Android OS 10 or later.

This is the free version of Netstat Plus.
The donation version URL is
https://play.google.com/store/apps/details?id=com.rinacode.android.netstatplus.donate

Features:
* For IPv4/IPv6 stack
* Show app name or process name (if possible)

Tested on Nexus 7 (2013) [Android 5.1.1] and Sharp IS05 [Android 2.3.4].