The way slot machines work is pretty straightforward. You have a grid with symbols on it. The grid is made up of rows and columns. Most slot games have three rows and five columns (or reels), with a total of 15 symbols appearing on the screen at any one time. When you load a slot, there are symbols already on the screen. Click to spin the reels, and once the reels have spun, they’ll come to a stop, revealing a new assortment of symbols.
For most slots, to win, you need to land three or more matching symbols on consecutive paylines. A payline is a line of symbols going across the reels starting with the leftmost reel. Some slots have all paylines included in your bet; others let you decide how many of the slot’s paylines you want your bet to cover.
Up To
$1000
No Sweat First Bet
T&C's apply
21+ and present in CT, NJ, PA, MI or WV. Must not have previously placed any wager on FanDuel Sportsbook, FanDuel Casino, Betfair Casino, Mohegan Sun Online Casino or Stardust Casino. Must play risk-free to receive $100 bonus. $100 bonus issued in four weekly increments of $25. Risk-free refund and bonus are both issued as nonwithdrawable casino-only site credit that expires 7 days after receipt. Restrictions apply. See full terms at fanduel.com/casino. Gambling Problem? Call 1-888-789-7777 or text "CTGAMB" to 53342 (CT), 1-800-GAMBLER or visit FanDuel.com/RG (NJ, PA, MI), or visit www.1800gambler.net (WV). |
T&C's apply
21+ and present in CT, NJ, PA, MI or WV. Must not have previously placed any wager on FanDuel Sportsbook, FanDuel Casino, Betfair Casino, Mohegan Sun Online Casino or Stardust Casino. Must play risk-free to receive $100 bonus. $100 bonus issued in four weekly increments of $25. Risk-free refund and bonus are both issued as nonwithdrawable casino-only site credit that expires 7 days after receipt. Restrictions apply. See full terms at fanduel.com/casino. Gambling Problem? Call 1-888-789-7777 or text "CTGAMB" to 53342 (CT), 1-800-GAMBLER or visit FanDuel.com/RG (NJ, PA, MI), or visit www.1800gambler.net (WV). |
||
$20 Free on SignUp
T&C's apply
21+. CO, IN, MI, PA, or TN only. Gambling problem? Call 1-800-522-4700 in CO, 1-800-WITH-IT in IN, 1-800-270-7117 in MI, 1-800-GAMBLER in PA, or call or text the TN REDLINE 1-800-889-9789 in TN. Terms & conditions apply. |
T&C's apply
21+. CO, IN, MI, PA, or TN only. Gambling problem? Call 1-800-522-4700 in CO, 1-800-WITH-IT in IN, 1-800-270-7117 in MI, 1-800-GAMBLER in PA, or call or text the TN REDLINE 1-800-889-9789 in TN. Terms & conditions apply. |
How Are Online Slot Machines Programmed to Pay Out?
So when playing online slot machines, it’s all about getting enough matching symbols on a payline (for most slots, anyway). A random number generator determines the outcome of a spin of the reels. This is a software program that makes each and every outcome completely random. Thanks to random number generators, whenever you play slots every spin of the reels is fair and unbiased. The outcome of one spin isn’t connected to the outcome of any other spin. The way slots are programmed, winning is just a matter of luck.
All decent online casinos will use random number generators to keep their games fair. If a casino has a gambling license, this is a sign it’s been checked over by a regulatory authority and does indeed use random number generators. Should you come across a casino without a license, it’s best not to sign up and play. After all, the casino may not be safe and the games might not be fair. If you want to play slot machines online to win real money, stick with licensed casinos.
Thanks to random number generators, the odds of winning are the same for everyone when they play slots online. Random number generators ensure that every spin is random and that no individual player has a better chance of winning than any other player. When playing online slot games, whether it’s classic three reel slots or modern video slots, you’re only going to win if you’re lucky enough!
Up To
$1000
No Sweat First Bet
T&C's apply
21+ and present in CT, NJ, PA, MI or WV. Must not have previously placed any wager on FanDuel Sportsbook, FanDuel Casino, Betfair Casino, Mohegan Sun Online Casino or Stardust Casino. Must play risk-free to receive $100 bonus. $100 bonus issued in four weekly increments of $25. Risk-free refund and bonus are both issued as nonwithdrawable casino-only site credit that expires 7 days after receipt. Restrictions apply. See full terms at fanduel.com/casino. Gambling Problem? Call 1-888-789-7777 or text "CTGAMB" to 53342 (CT), 1-800-GAMBLER or visit FanDuel.com/RG (NJ, PA, MI), or visit www.1800gambler.net (WV). |
T&C's apply
21+ and present in CT, NJ, PA, MI or WV. Must not have previously placed any wager on FanDuel Sportsbook, FanDuel Casino, Betfair Casino, Mohegan Sun Online Casino or Stardust Casino. Must play risk-free to receive $100 bonus. $100 bonus issued in four weekly increments of $25. Risk-free refund and bonus are both issued as nonwithdrawable casino-only site credit that expires 7 days after receipt. Restrictions apply. See full terms at fanduel.com/casino. Gambling Problem? Call 1-888-789-7777 or text "CTGAMB" to 53342 (CT), 1-800-GAMBLER or visit FanDuel.com/RG (NJ, PA, MI), or visit www.1800gambler.net (WV). |
||
$20 Free on SignUp
T&C's apply
21+. CO, IN, MI, PA, or TN only. Gambling problem? Call 1-800-522-4700 in CO, 1-800-WITH-IT in IN, 1-800-270-7117 in MI, 1-800-GAMBLER in PA, or call or text the TN REDLINE 1-800-889-9789 in TN. Terms & conditions apply. |
T&C's apply
21+. CO, IN, MI, PA, or TN only. Gambling problem? Call 1-800-522-4700 in CO, 1-800-WITH-IT in IN, 1-800-270-7117 in MI, 1-800-GAMBLER in PA, or call or text the TN REDLINE 1-800-889-9789 in TN. Terms & conditions apply. |