The most popular Christmas-themed slot machines are Ho Ho Ho and Jingle Bells from Microgaming, Merry Christmas from Playson, Secrets of Christmas from Net Ent Games and Merry Xmas from Play'n GO. In addition to them, in various top Christmas slots you can find other games, but the best developers of automatons on the theme of Christmas can safely be considered Microgaming, NetEnt, Playtech and Play'n GO.