Casino online games
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When speaking of gambling tech, Jane is our specialist. She’s our slots expert, and with her B.S. in Engineering, you can rely on her to explain complicated game mechanics. Keeping up with casino trends, she’ll update you on the latest games and innovative features.
On this page, you’ll find the top 20 slot sites in the US—or the best available options. But that’s just the beginning. We’ll also walk you through what makes a great slot site, how to get started, and everything else you need to know. Whether you’re a first-time spinner or a seasoned player, this is your complete guide to finding and playing at the best online slot machine sites.
Best online casino games
Many new online casinos are also emerging as the gambling market continues to expand. These are platforms that challenge other competitors and push the industry to new heights. What’s more, they offer you access to many new releases in all gaming categories.
BetRivers is easy to negotiate and never pushes you toward high-stakes play. The layout is simple, and you won’t get bombarded with bonus offers that come with 20-step conditions. For someone who is learning how these platforms work, or for anyone who wants a casino they can check into without overthinking, it’s a low-friction option that still rewards regular play.
If you’re in a state like New Jersey, Michigan, Pennsylvania, or West Virginia, you’ve got access to fully regulated casino platforms. That means the site is overseen by a state gaming board, games are independently audited, and there’s a process in place if something goes wrong. Offshore sites don’t offer any of that—if they delay your payout or freeze your account, there’s not much, if anything, that you can do about it.
Not to brag, but we are online casino connoisseurs. And being gambling site specialists, we can tell you that not all of them are made for real players. It’s not even close. Some of them bury their terms and conditions, stall payouts, or load their game lobbies with filler just so they hit a certain number. That’s why our guide was made—to show you which platforms are worth signing up for in 2025.
If you simply want more games than you can likely play in one lifetime, BetMGM is the casino for you. BetMGM boasts over 6,200 games, nearly 6,000 of which are slots, from over 30 different software providers. Very few other casinos come close to this enormous game offerings.
Free online casino games win real money no deposit
Our recommended sweepstakes casinos usually have hundreds of megaways slots you can play for free. Most casinos have a dedicated page just for megaways games, so you don’t have to wonder around. Just create an account, claim the welcome offer, jump to the megaways page and start playing for free!
You will find over 1600 free slots from major gaming studios like Betsoft, 3 Oaks, and Pragmatic Play at this sweepstakes casino. We counted over 30 game providers, so you can be sure that the game diversity is excellent. There are even a few of the less common providers, like Playzia and M2Play, which you won’t find anywhere else.
LoneStar Casino is a brand new free online casino that launched in March 2025. When you sign up and verify your account, you’ll instantly receive 100,000 Gold Coins plus 2.5 Sweeps Coins with no deposit needed!
If you’re an Android user, or you just want to try something a bit different, the High 5 Casino app is also a very good choice. It offers even more games then Stake (around 1,700), but we found that it’s a bit harder to use because of the sheer number of games and features, so we recommend it to more advanced players.
Another thing we liked is how their games use a third type of virtual currencies called Diamonds, which you can use to buy in game boosts and additional bonus rounds. This is something we haven’t seen at any other free online casino in the US.
Free sweepstakes casinos operate legally in most US states thanks to their unique business model. Instead of offering gambling with real money, these free casinos let you place wagers using virtual currencies. Another important thing is that sweeps casinos work under a no-purchase-necessary policy, meaning that they are obligated to let you play with free coins without making a deposit, which is another way they manage to stay legal.