The folks over at Many Tricks have put Witch on sale for $10 (normally $19) until 7:00am Pacific Time on Friday, January 28th.
It's been awhile since we talked about Witch on TUAW, but it's a perennial favorite utility to switch between windows.
Witch shows you not just which applications are running, but it also shows you all of the different windows that are running in those applications. For example, right now I have 3 different windows open in BBEdit; if I use cmd+tab switching to move between applications, I can switch to Safari and then back to BBEdit, but Witch lets me switch not just to BBEdit but "I want to switch from Safari to the BBEdit window which has the ar