Online Slots 2021 in the USA

Winning money from free online slots is actually easier than you think. Yet, you ought to consider a few things all the same. Do you go straight to real money slots, or would you much instead give free casino slot games for fun a try? There are merits to both arguments, but we still believe you should look up a casino site that you can trust completely.

But what does fairness boil down to? There are a few aspects of your casino experience that you should consider, and finding a top-notch casino site where the games are 100% fair is step one on your way to the best casinos on the web.

We have decided to do the heavy lifting for you and guide you to those trusted and coveted casino sites that offer plenty of online slots for real money and fun. The sites we have a hand-picked offer you:

  • A selected variety of online slots
  • Generous bonuses and promos to boost your bankroll
  • The highest paying slot games based on return-to-player (RTP) rates
  • Trusted and quick banking options to make deposits and withdrawals quick
  • Dedicated customer service running 24/7 to answer any query you may have

Overall, you will be tempted to try many free slot games, which is quite natural. Yet, to get your hands on the best ones, we recommend always picking from our shortlisted casino options first.

Why Play Real Money Casino Slots?

  • Real money slots are super simple to get started with

  • Slots have the largest number of game variations available

  • High potential to Win Huge Jackpots!

You will hardly need any convincing to switch to real money slots. Yet, for your benefit, we will explain some of the inherent benefits of opting for real money games instead. Don't get us wrong – free slot machine games are great, but the real versions will come with a few distinct perks of their own. Here are a few pros we have listed ourselves:

  • Online slots real money have very simple and straightforward gameplay.
  • There is a nearly-inexhaustible variety of games to try every day.
  • You can win fixed and progressive jackpot amounts off a single spin.
  • There is no obligation to spend too much money at all.
  • You can always find a worthwhile bonus to help you get started.

Thanks to their variety, these games are actually quite enjoyable. You can find any type of narrative and setting to join in. But speaking of the actual real money benefits, you cannot deny slots their ability to reward players.

While most traditional casino games expect you to bring a respectable bankroll along with you, slots are happy to allow you to bet at $0.10 a pop. Besides, all games have a demo version you can explore.

Owing to the bonuses, you can pick from a recommended online casino, and you can win real money online casino for free. All it takes is sticking with the highest-rewarding games while also claiming any available bonus that favors you financially. If you are ever in doubt, though, you can rely on the available free slot machines to familiarize yourself with pretty much any game version. Free video slots do let you win real money by dint of their accessible gameplay.

Should you need any more convincing that real money slots are some of the best games you can try at a casino, remind yourself of all the lucky people who have walked away with big cash prizes from a progressive jackpot game.

Some players may wonder what online slots pay real money, but the answer is simple – all of them. However, there are inherent benefits to sticking with some titles and even software developers who just tend to be a little more generous with allocating rewards to players.

All online slots for real money can be played as demos, and this is where you learn to appreciate these games precisely. Since there are over 20,000 slots online, it may be worth your while to explore the demo counterparts first.

Now, you may be a little worried that the "free version" doesn't really give you a perfect feeling about what happens in the real game. However, it does. Demo slots are tailored after the main game through and through.

In other words, you can play free casino slots and still test essential metrics about a game, such as its volatility, return rate, bet size, multipliers, free spins, and bonus features. Even better, you can play free slot machine games without downloading or registration right here.

Just pick and click on any of the games we have featured on our website and enjoy the gameplay while you glance through our dedicated review. We offer free slots games, but our reviews are based on real money play.

While some players may find this experience a little less exciting, you can learn some good lessons when you play free slots.

For starters, you get a good feeling of what a game is all about. The frequency of payouts and the way bonus features work are easy to get the hang of if you have some time to study them up close yourself.

How We Find and Pick the Top Online Slot Casinos

Finding the right online slot casino is undoubtedly no easy task. Yet, after accumulating years of experience and probably having played every single online slot, our team has the expertise and knowledge necessary to guide you to the best casinos.

All of these casinos will let you have a bit of fun at the available free slot machine games but remember you can switch to real money play any time you wish. But first, allow us to walk you through selecting a suitable casino and how we make sure to stick with the most trusted brands in the industry only.

How we recommend top online slot casinos

We Read Reviews and Study a Casino's Reputation

There is an easy way to verify if an online casino is up to snuff quickly. We always check the casino's reputation by compiling readers and players opinions and quickly conclude. Our team bases a casino's reputation on both a mix of player opinions and our own interactions.

We Check for a License and Other Security Precautions

An easy way to find out more about a casino is to look at its license. Regulated casinos tend to be slightly better than their unregulated counterparts. You know that you can trust an approved casino a bit more, especially when it comes to free online slot games.

We Examine the Bonus Terms and Conditions

Another thing we take into consideration is to double, if not triple-check, bonus terms and conditions. There are some golden standards in the industry, and we expect the casinos to be up to this standard. Should a casino's wagering requirements meet our expectations, we will issue a recommendation.

We Check for Game Variety and Free Slot Play

Game variety is the spice of your next casino session, and we make sure that there are sufficient free online slot machines you can at least try. After all, if there are over 20,000 slot machines worldwide, why not have access to a good chunk of that? Our team studies the game variety and what software suppliers are available.

We Deposit and Withdraw to Test Payouts

The best way to know a little more about a casino is to find out what the payouts are like. Do they take a long time, or are they settled quickly? Our team makes sure to deposit and withdraw money, so we know what to expect at the end of a long day.

We Check Mobile Compatibility

A casino experience isn't much of such if there is no proper mobile compatibility you can enjoy after all. Our team will always test the available casinos from iOS and Android devices to give you a quick and reliable overview of each casino’s mobile compatibility!

Slot Machines and RTP

Whether you play slots for free or for real money, it's important to understand the games’ basic principle. For starters, the casino always wins, but this doesn't mean that you cannot make conscious decisions to counterweight this inherent advantage and improve your own odds of success. By understanding how the return-to-player (RTP) rate of slot games work, you can be in control to some extent.

Choosing a game with a higher RTP is naturally a good call, but there are other factors to consider. The game's variance is another thing to keep in mind, for example, which is basically how often a game would payout.

Besides that, some excellent titles come with inherent gameplay features that make the experience more rewarding, despite the suggested RTP. You can always try online slot machines for free first to have a better feel of how the return rate works.

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Online Slots Strategy

Besides playing free slots for fun to study each game’s possible outcomes, some proven strategies help. As explained above, slot gaming is heavily reliant on chance, and there is little you can do to influence the actual outcomes. However, some strategies allow you to hedge against some of the uncertainty, and they are repeatedly used by the most successful or "luckiest" players in casinos. Here are the guides we recommend.

Top 5 Real Money Online Slots

There are numerous slot games out there that are worth a closer look. Yet, we feel that whatever your favorite games are, you should never miss out on the next top five games that are the most popular video slots in the United States.

Check Our Top Recommended Slots

Since there are so many real money slots online, we decided to give you a quick rundown of the ones we know that you will like. There are several factors we have used to put together the following list of slots. For the most part, we wanted a balance between popularity, payout potential and gameplay features — the games featured on this list tick all the right boxes.

  • Buffalo



    An old-timer with fresh polish, Buffalo is one of the timeless slot games you would love to try yourself. It's one of the best online slots in the USA, offering players a fantastic way to win from the 1024 paylines available. Even better, the game is available for mobile, and it works well on iOS and Android devices, giving you a bit of extra flexibility when playing. We have had the opportunity to play many real money slot machines, but Buffalo adds a new layer of excitement. The four progressive jackpots available will keep you in constant suspense, and you may as well have Buffalo slots as one of your favorite machines of all times!

  • Quick Hit

    Quick Hit

    Quick Hit

    Have you ever wondered where you can get your hands on free Bally online slots? Well, look no further than Quick Hit, an absolute blockbuster slot machine that has conquered the hearts of land-based as well as online players in America. The game lets you claim a sizable chunk of free spins, including 5, 7, 10, 11, 15 or even 20 bonus rounds, giving you a neat boost when looking to make the best out of your gaming session. So far as the best casino slots go, we have every reason to recommend Quick Hit as one of the titles you should try during your next casino session.

  • 88Fortunes



    It just so happens that Scientific Games has developed one of the best casino slot experiences you can get your hands on. Enter 88 Fortunes, a game with a distinct character and awesome execution. The Chinese themed slot offers quite a few excellent ways to engage with crowds and make the experience completely worthwhile. Players will collect Gold Symbols and trigger massive awards or, even better, compete for one of the four excellent jackpots! If you want to play free online slot machines, that is okay because 88 Fortunes comes with real money and demo games.

  • Cleopatra



    An IGT classic, Cleopatra slot is an excellent online slot you will enjoy not just for the great theme but actual features that make the gameplay so rewarding in the first place. This game, steeped in Ancient Egyptian lore and culture, bears the marks of a well-designed game. Cleopatra is available both as a land-based slot game and as an online treat for anyone who plays remotely in the United States. A Wild Symbol will accompany your less fortunate reel outcomes to boost the winning potential, and you can enjoy no fewer than 20 paylines.

  • Sizzling hot Deluxe

    Sizzling hot Deluxe

    Sizzling hot Deluxe

    With a traditional interface and packing a lot of fun, Sizzling Hot Deluxe is an online slot game you want to try. Players will get to enjoy a worthwhile 95.7% payout rate on a platter of five paylines. The grid layout is traditional with a 5x3 setup and an estimated hit frequency of 13%. A player can bet between $0.2 to $50. That is why this slot perfect for anyone on a budget and high roller players.

  • Lobstermania



    If you want to play some of the best slot games for real money, you must start with Lobstermania. This feature-rich game brings you a nice beach theme with a lot of excellent game mechanisms, payout combinations and smooth overall gameplay that works on HTML5. Players can enjoy Wild and Scatter Symbols in a bid to boost their wins on the spot. Not only that, but there is a jackpot waiting to be won. Apart from that, you get to trigger a dedicated multiplier that promises to make the experience all the more worthwhile.

  • Jumpin Jalapenos

    Jumpin Jalapenos

    Jumpin Jalapenos

    Now, this is a slot we can only describe as hot. WMS Jumpin Jalapenos is your gateway to tasty Mexican food and potentially high payouts. Apart from one of the best casino games real money, Jumpin Jalapenos packs a few neat tricks to its name. You can control the 30 paylines as you see fit, adjust your bankroll size, flip on a turbo feature and quickly set a max amount through the dedicated feature. All in all, the game lets you move quickly through the gameplay and have quite some fun as you do!

  • Wizard of Oz

    Wizard of Oz

    Wizard of Oz

    Behold, as WMS' Wizard of Oz blows you out of Kansas and to the Emerald City. This fantasy-themed game has quite a few surprises to offer, including a variety of wild and scatter symbols, a total $50,000 payout and 30 paylines you can enjoy. Players are invited to enjoy multipliers as well as free spins for a shot at securing the proverbial riches and run back to Kansas! Oh, and if you look for authenticity, you can set out on a quest in the Tin Man Apple Orchard, the Wicked Witch Castle or the Scarecrow Corn Field.

  • Gonzos Quest

    Gonzos Quest

    Gonzos Quest

    Gonzo's Quest by NetEnt follows the Spanish conquistador’s adventure to conquer El Dorado, the legendary city of gold that has stashed away untold riches in the lush Latin American forests. The game comes with some excellent features, including Avalanche Reels and a Progressive Multiplier. The cinematic intro is a nice polish, and you can expect a fairly decent 95.97% payout percentage and mid to high volatility.

  • Wheel of Fortune

    Wheel of Fortune

    Wheel of Fortune

    The wheel of Fortune by IGT, themed after the popular TV show, takes you right to the famed experience centre. You get to have a crack at the massive 500,000 coins payout and tap into no fewer than 720 paylines on the spot. If you are looking to play free casino slot games, you will be happy to know that Wheel of Fortune slots also come with both demo and real money modes. There are all sorts of features, including Wild Bonus, Mini Wheel Bonus, Wheel of Fortune Bonus and more.

  • Stinkin Rich

    Stinkin Rich

    Stinkin Rich

    Stinkin Rich by OGT is one of the most popular choices for slot gamers in the United States. The game has a betting range between $1 and $1,000, and it offers a payout of up to 96.23%. Players can benefit from 100 paylines and very tempting free spin rounds, which will bolster your gameplay and make it completely worthwhile. The 10-15 bonus rounds can secure you some extra wins completely free of charge!

  • Book of Dead

    Book of Dead

    Book of Dead

    Book of Dead by Play'n Go is a timeless classic that takes you on a journey to Ancient Egypt’s tombs, where the protagonist, Rich Wilde, takes his chances against curses and the gods. You are invited to benefit from the Free Spins feature for a total of 10 bonus rounds and explore the Expanding Wild symbol for even better wins. The game offers a massive win of up to 250,000 coins along with ten paylines to make your journey to the top blissful.

  • Davinci Diamonds

    Davinci Diamonds

    Davinci Diamonds

    The Davinci Diamonds slot machine takes you back to the great inventor’s times, whose designs are priceless. The game is created by IGT and provides you with an authentic experience through the Tumbling Reels mechanics. Extra mechanics are never too far away, and you can enjoy a genuinely exciting experience that is always there to spice up the gameplay. Players can get paid out up to 25,000 credits, which is not bad at all!

How to Play Online Slots

If you are hell-bent on having a good time when you play slots online, you may as well get yourself familiar with the sequence of actions you ought to follow. It is a straightforward process, and you shouldn't have any trouble getting used to any slot gameplay whatsoever!

  • 1

    Pick top slots online free or for real money and start the game. You will see the "Spin" and "Max Bet" features appear as well as your overall bankroll.

  • 2

    Next, click on the paytable to find out more about the game you are playing. If you prefer, just play the free slot version, so you learn the symbols in a safe environment.

  • 3

    Choose how many paylines you want to activate and adjust the bet amount you wish to place. You can adjust these after each spin of the reels, so don't worry.

  • 4

    Hit the "Spin" button and see the reels get going. After a short while, the last reel will come to a halt producing an outcome.

  • 5

    Keep playing for as long as you feel happy with the activity. Remember always to keep an eye on your bankroll. Everything is best in moderation!

Apart from this, there are a few other things we would like to quickly mention when you play casino free slots or real money games. You can often use a "Turbo" setting that makes the reels spin quicker.

Other than that, there is a feature that allows you to set a predetermined number of spins. This way, you don't have to click the spin button every time. You can just load up 10, 15, 20 or more spins and let the gameplay!

How to Choose Top Real Money Slots

Sooner or later, you will want to quench your appetite for slots gameplay by picking from the best online slots there are. Naturally, you can observe a few things to make sure you are on the right way. For your convenience, we have laid down the rules for selecting the top online slots here.

  • 1. Play at Trusted Casino Slot Sites

    Step one to picking the best sites is to choose a casino website you can actually trust. You want to only play at a website dedicated to its players and brings a top-notch variety of games, functionality and features.

  • 2. Aim at Smaller Jackpots

    Mega Moolah's progressive jackpot is often tempting, but instead, you can often aim for much smaller jackpots. The logic here is quite simple. You will have a higher chance to win a smaller jackpot that is statistically proven to drop much more frequently.

  • 3. Don't Forget about the Classics

    Often, players go after new slot sites and games. That's perfectly fine, but there is a reason why games such as Gonzo's Quest and Book of Dead are around after years! They still offer some of the best payouts and RTP.

  • 4. Check out the Bonus Rounds

    When looking for a game, make sure to select a slot title where the gameplay is bolstered up by numerous bonus features triggered as you play along. Choosing a slot title that comes with many bonus features, such as Jumanji, is definitely a smart call!

  • 5. Always Stick with the Most Responsive Casinos

    It won't often be that you run into trouble when you play slots for real money. Yet, it's best to pick a casino site where customer support is available 24/7 to help you sort out any potential issue!

  • 6. Pick Games from the Best Suppliers

    There is a reason why Microgaming and NetEnt have dominated the slot industry for over two decades now. They are the established leaders and have become so by dint of their real casino slots that appeal to millions of players worldwide!

  • 7. Make Sure to Bank with the Best Payment Methods

    Last but not least, make sure you are always banking with the right payment methods. Pick a casino that offers flexible banking and try to avoid payment options that come with additional fees.


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So, you are wondering how to beat slot machines at a casino? Or even how to win at slots every time. Well, by now, we have established that winning slot machines with every spin or every session is not very realistic. However, some slot machines tips may help you succeed. Once again, we have saved you time looking around and have put it together all on a list.

How to Win on Slots
Frequent Payouts Matter If you are keen on winning a little more when playing slots online, you should single out the games that offer statistically larger payouts. This means focusing on the best RTPs but also checking out the available additional features.
Take Care of Your Bankroll One of the keys to play a winning online session, other than picking the best casino online slots, is to make sure you keep an eye on your bankroll. Don't burn through your casino credits too quickly, and make sure you are always playing with a reasonable amount of your funds.
Manage the Paylines Remember, big money slots often offer you complete control over the paylines. If you are not sure how selecting a different count of paylines affects your payout, just make sure to play free online slots for fun first and see how your potential to win more changes.
Benefit from Bonuses There are many ways to boost your gameplay experience when playing video slots. Finding a game with the right bonus features is undoubtedly one of the best we can recommend today. Make sure to pick those games that have the inherent gameplay architecture that allows you to win more natively.
Stick with the Best Slot Casinos Pick a slot website that you know you can trust. Make sure that the casino you are choosing to trust with your money is actually worthwhile and endorsed by reviewing services such as ourselves but also by your fellow players.
Be a Part of the Experience It often makes a lot of sense to pick a casino and stick with it. To do just that, make sure to scout those casino sites that offer various VIP and loyalty programs. This way, you can redeem different bonuses over time and have a much more enjoyable slot experience in the long term.
Focus on Simpler Gameplays There is no reason for you to focus on the newest casino online slots. You can find numerous worthwhile options from the past and focus on much more straightforward gameplay that is more rewarding. Some online slots may offer more features but not necessarily better payouts than the cut-and-dry games. Use the free slot games to study each.
Try a Progressive Jackpot Statistically, people who win at a progressive slot jackpot have done so not through some intention. They have always just placed the occasional flutter, and it has paid off. You can set some of your slot bankrolls aside and spend them on slot jackpots.
Find BIG Progressive Jackpots Whilst games with smaller progressive jackpots often pay out more frequently, if it's the big bucks you're after, there's only one thing to do. Seek games with huge progressive jackpots!
Track Bonus Codes and Promos Because slots are always a neat choice for casino bonuses and promos, you can find quite a few options out there that are bound to extend your casino session and make it quite a bit better.

These are just some of the slot machine tricks we know will help you find out the answer to how to win on slot machines. Some websites may recommend various stratagems and phrase their discoveries as "how to win on slot machines strategies," but we advise caution. There are no sure-fire solutions, but if you follow the list of recommendations we have just posted, you have a great chance to influence the odds in your favor as much as that is mathematically possible given the nature of online slot games.

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Types of Online Casino Bonuses

Because online slots are actually some of the best games when it comes to casino bonuses, we have taken a deep dive into what options you can benefit from today. We have taken a look at the best casinos for online slot machines and what bonuses they extend to players, helping you have a much more satisfactory overall gameplay session. Here are the rewards such as they are that you can scoop up and enjoy today.

  • Red Dog




    Welcome Bonuses for New Players

    The sign-up or welcome bonus is a proper way to get started at any online casino. These bonuses are beneficial if you are a slot player because they come with an innate 100% contribution when used on slot games. If you are a slot player, it's worthwhile exploring the available welcome offer and perhaps claiming your first deposit bonus.

  • Wild Casino

    125% up to $1,000



    Reload Bonuses for Registered Players

    Are you already a registered player with some mileage under your belt? This is perfectly fine because you will be able to benefit from more bonuses even after you have used up the welcome offer. Thanks to the reload offers, you can deposit and get a matched bonus amount to give you even more credits to enjoy your favorite online slots.

  • Las Atlantis

    280% Slots Bonus



    Game and Device-Specific Bonuses

    Sometimes bonuses can be a little more specific. For example, you may be offered a bonus for choosing to play from a specific device. Mobile slot machines are quite popular, and so are casino bonuses that focus on these. Some bonuses may even focus on a particular slot game title, such as Starburst, Book of Dead, Gonzo's Quest or any other.


    100 Spins



    No Deposit and Free Play

    Freebies are quite often the case as well. Players can often get 20 or even 50 free spins for just completing a registration and setting up their account. The goal of these bonuses is to give you access to the website, and not least, help you find a slot game you may be happy to try and stick around for. These bonuses all have wagering requirements, but they are rather easy to clear.

How Do Online Casino Bonuses Work?

Now, you are probably wondering what makes one bonus better than another. Is it the sheer amount offered in bonus funds? More often than not, it isn't quite that. Rather, it's a matter of finding a bonus where the terms and conditions make it easy for you to play through and have an enjoyable session! Here are a few things you ought to keep in mind when picking a bonus!

Match Rate and Max Bonus Amount

First, you will notice that every bonus available for online slots has a maximum amount and a matched rate. These are the basic metrics you ought to check. The matched amount is the percentage that will be given in bonus based on your (first) deposit.

So, if you deposit $100 to claim a 100% bonus up to $2,500, you will receive a total of $200. The maximum bonus amount is the total bonus funds you may receive. So, in this example, it's $2,500.

To activate this bonus, you need to deposit $2,500. Now, keep in mind that going after a big bonus only makes sense if you plan to spend all of it! Many people who play online slots play on smaller budgets, and the betting limits are fixed at $120 per spin, so consider this.

Another thing to consider is, in fact, the playthrough requirement. Some people refer to it as wagering requirements.

Welcome Bonus Example: 200% up to $1,000

  • Sign up and deposit $40

    Not maxing out the amount

    Total Spent



    Bonus Funds



    Total Value


  • Sign up and deposit $500

    Max out the amount

    Total Spent



    Bonus Funds



    Total Value


Wagering Requirements

Right, so you are all set-up to play real money slots. You have just claimed a juicy bonus, but there is one last detail you have to check through the wagering requirements quickly.

If you ask our opinion, though, we strongly recommend that you make sure to take a look at the wagering requirement quickly. You see, when you claim a bonus, you cannot cash it right away. First, you need to play through the wagering requirement, which could be 30, 40 or more times the total bonus and deposit bonus, separately or together.

So, if you wanted to release a $2,500 bonus with a wagering requirement of 40x for both the deposit and bonus amounts, this means you need to bet $5,000*40, assuming you have claimed the full bonus.

A high roller would probably have no trouble clearing this bonus, but you can always benefit from reading through the wagering requirement before plumping for a bonus.

Wagering Requirement Example: $20 Bonus at 30x Rollover

  • $20 with a 30x Rollover

    How much to wager








Other Terms and Conditions to Pay Attention To

  • Game Restrictions

    When you pick a bonus, some games may not count towards the bonus wagering contributions or have limited contributions. For example, most table games have a 10% bonus wagering contribution, but online slots almost always get 100%.

  • Deadline

    Every bonus will be tied up to a deadline. This means that you will have a fixed amount of time to meet the wagering requirement, usually between 30 and 60 days. That is plenty of time but consider your availability and the wagering requirement before you do anything.

  • Free Spins

    Free spins come with additional requirements when they are granted as part of a bonus. You will usually have to play through the winnings from your free spins before you can cash out, so make sure to double-check.

Finding the Best Casino Bonuses

After this, you are probably much better-versed in casino bonuses, and that is a great thing. You can now pick a bonus that is worth your while and will make your stay with the best online slot sites more enjoyable and fulfilling.

Wondering how to beat slot machines? Finding a great bonus may be a good start, but remember. Slots are elusive, and the odds are usually stacked against you. Nevertheless, this doesn’t make them any less fun to play, and slots are still the most popular games in America!

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