I tried RedGate's SQL Monitor a couple of times (mainly because of the price) but in the end I had to uniinstall it. It was just hogging all the memory and constantly hanging up all the time. Idera has a much tighter product IMHO, but it does costs more. :-D
"Technology is a weird thing. It brings you great gifts with one hand, and it stabs you in the back with the other. ...:-D"