Need A App Monitoring Software

Looking for a software that displays an monitors every app that maybe using my bandwidth.
Task Manager just ain’t cutting it
Answer #1
Wireshark maybe?
Answer #2
Never heard of Shark, does anyone have anything else?
Answer #3
SABERWOLF replied: Never heard of Shark, does anyone have anything else?
http://www.netlimiter.com/
Answer #4
X-NetStat