The software developers and game studios calculate this by setting the games to play literally thousands of spins over a long period of time. And although it sounds a bit technical to anyone who’s not a fan of math, it’s actually pretty simple when you get down to it, as we’ll explain.Įvery slot machine, whether at a land-based casino or online, is programmed to return a specific percentage of its takings to players over the course of its lifetime. The payout percentage of a slot machine is often referred to as RTP or Return To Player percentage. There’s quite a lot to take on board, so let’s start with the basics. Conclusion: start exploring slot machine payouts by stateīefore we go into the details of slot machine payouts by state, we first need to identify exactly what we mean by the term “payout percentage.” This is something that’s quite mystifying to newbie players, who don’t fully understand just how much casino payouts by state can vary.Our 5 top tips for online casino gaming in the USA.Land-based slot payouts by state November 2023.Which online slots have the best payout percentages?.Where are online casinos legal in the USA?.Online versus offline slot payout percentages.How to withdraw Money from Online Casino.US Sweepstakes Casino No Deposit Bonuses.