Mastering the art of crafting high-quality casino games since 1968, Bally Technologies is one of the few brands that managed to stay ahead of gambling trends for nearly half a century. If there’s a name that is a true institution in the world of slot machines, this is Bally Technologies. * On this list, you see all the best Bally slot machines to play in 2022. * Since 2014, it is part of the Scientific Games group. * The company was founded in 1968 as Advanced Patent Technology by Jack Solomon and Alvin Snaper. * Bally Technologies is one of the most popular slots developers in the world.