Modern casino slot machine games are controlled by computer software, and the winning percentages are pre-programmed into the computer software.
Casino Slots have RNGs which are ceaselessly generating combos, even when the game is not currently being played.
Running simultaneously with the Random Number Generator of the casino slot machine game is the pay out rate percentage.
The pay out % controls just how much the slot machine game will pay, for e.g. the pay out % could be ninety percent, which means the slot game will payout 90% of all the bets played, and the casino simply gets to keep ten percent.
This doesn’t mean that for every time you bet 10 credits you will receive 9 in return – where’s the fun and exhilaration in that? Instead, the casino slot machine just won’t payout for a while, and then suddenly go on a hot streak and you might draw the big grand prize.
The pay off percentages will definitely vary between the alternate games and a few of the most popular casinos, for instance Golden Online Casino, which tenders a pay out of up to 95 percent!
Hence, in essence, the slot machine game takes all the currency played into it and pays it out to a number of lucky winners. The casino only gets to keep a fairly petite % of all the plays made.
The casino slot software controls every single part of the machine, from the flashing lights to the rolling of the reels.
When you hit spin on the slot machine game, a combination is set up by the RNG which relates to the pictures on the reel.