Here are the seven best duck calls that you can buy. You'll get an argument from duck hunters everywhere, but when you start talking about the best duck calls, you'll have to understand that we all have our favorite. The game calls we use for the realistic sounds of waterfowl are arguably the most important call in the hunting game. From single reed to double reed, and even triple reed calls, duck callers can get a little overwhelmed by all the possibilities of different calls.