Slot machines – land-based as well as their online and mobile counterparts – work very simply. Load the game, place your bets and spin the reels, as easy as that! Once the reels stop, you collect your wins if the symbols land on the right reel positions. Otherwise you get ready for the next round. When it comes to the Online Casino slot machines, there is software involved in ensuring that all spin outcomes are fair and random. The software that is used in called a random number generator (RNG). The RNG throws out number sequences at random before you hit the spin button, at high speeds of hundreds of number combinations per second. When you hit Spin a random set of numbers determines when the reels stop spinning, thereby making sure that the spin outcome is random.