Some of the links on this forum allow SMF, at no cost to you, to earn a small commission when you click through and make a purchase. Let me know if you have any questions about this.
I vote for BBQ GURU. Used there party q for a few years trouble free on my 18.5" wsm. Picked up the DigiQ DX2 and again trouble free, steady temperatures in both my 18.5" and 22.5" wsm.