Wireshark - Wireshark is a network protocol analyzer for Unix and Windows. It lets you capture and interactively browse the traffic running on a computer network.
tcpdump - tcpdump is a common packet analyzer that runs under the command line.
NetMonster - NetMonster is a networking app by Michal Mrocek that comes up with features to enable you to get detailed information about your current network right on your mobile phone screen.
tcpflow - tcpflow, a TCP Flow Recorder, is a program that captures data transmitted as part of TCP...
Ethereal - Ethereal® is used by network professionals around the world for troubleshooting, analysis...
tPacketCapture - tPacketCapture is packet capture app. It captures packets without using any root permissions. It uses VpnService provided by Android OS.