These are the slots developers that produce the slot games you find in online casinos and mobile casinos. Search for your favorite games by developer by. A list of every online slot developer including free to play versions of every single slot. Play games by IGT, WMS, Aristocrat, Bally and much much more. As the time passes, more and more slots software developers emerge and try to lure players by offering exclusive games of unparalleled quality. The increasing.