Online slot machines are a well-known form of entertainment for so many people all over the planet. With so many different providers out there, it can be hard to tell which ones offer the best games, the best illustrations, and the best overall understanding. In this article, we have explored some of the top opening providers including Microgaming, NetEnt, Playtech, IGT and Betsoft. Each of these providers offer their own unique games and features, so it’s worth trying them all to see which ones you enjoy the most.