PCAPdroid is described as 'Android app to capture the phone traffic and analyze it remotely (e.g. via Wireshark). The traffic can be easily downloaded from a remote device thanks to the integrated HTTP server, or streamed to a remote UDP receiver' and is a network analyzer in the network & admin category. There are more than 25 alternatives to PCAPdroid for a variety of platforms, including Windows, Linux, Mac, Android and BSD apps. The best PCAPdroid alternative is Wireshark, which is both free and Open Source. Other great apps like PCAPdroid are tcpdump, NetworkMiner, Microsoft Network Monitor and Nethogs.