You must be at least 21+ years old to gamble online.

Online Slots & Best Slot Sites for US Players

Whether playing on your phone or computer, the best Slot websites provide a variety of Slot games that allow players to explore various options. The top Slot sites also enable customers to play a demo version that will help them determine if they enjoy playing the game before wagering with real money. 

This guide reviews the top online slots, rating the best casino websites that provide Slot games. You will also discover the factors to consider in selecting your preferred Slot sites.

The Top 10 Online Slot Games 

It could be quite a challenge narrowing Slot games down to 10 from the thousands of Slot games available on casino betting sites. However, we can attest that you can never go wrong with our list of top 10 Slot games presented below.

  1. Gates of Olympus

This Slot game needs no introduction as it’s one of the most popular Slot games in the casino betting market. Provided by Pragmatic Play, thousands of players play this game daily. The game has 6 reels and 5 rows, allowing players to win when they land a minimum of 8 matching symbols on the screen. Players can play between $0.20 and $125 per spin on this game. 

The game is themed around the ancient Greek god Olympus, and the game is highly volatile with lots of variance. Gates of Olympus has an RTP of 96.50% on most online Slot websites.

The Slot comes with a series of bonuses, including Free Spin, Ante Bet, and Multiplier Symbols. The multiplier symbols range from 2X to 500X. This multiplies your current win, and the more the multipliers, the more your winnings. Players can trigger free spins when they land between three to six scatter symbols on the screen. Depending on the number of scatter symbols on your view, you can get 15 free spins with a 3X, 5X, or 100X payout.

Activating the Ante Bet option increases your stake size by 25%. This adds extra scatters to the reels, allowing players to form wins easily. 

We’ve added Gates of Olympus to our list because it uses the “Scatter Pays” mechanism for the symbols. This means that players can win when they have 8 matching symbols on their screen. These symbols don’t have to line up in order from left to right before a player can win.

  1. RIP City

RIP City is a Slot game provided by Hacksaw Gaming. With an RTP of 96.22%, the Slot has a 5×5 reel grid with 19 active paylines. Players can win up to 12,500 times their stake and have bets ranging from $0.10 to $100 per spin. RIP City is not too volatile, allowing players more chances of winning. 

The Slot game has two Wild symbols, regular Wild and Wild Cats. The regular Cat can land on all reels and replace all symbols except for the Scatter and Wild Cats. The Wild Cats, on the other hand, expands down to cover the rest of the reel where it lands. Players can also get exciting combinations when the Wild Cats drop over other regular Wilds. This turns into a random multiplier from 2X to 200X.

RIP City also has free spin bonuses labeled “RO$$ and MAXX” bonuses. You can trigger the RO$$ round by finding 3 FS symbols. This gives you 10 free spins and increases your chances of finding Wilds and Wild Cats. Land another 3 FS to get 4 additional free spins. However, you can land 4 FS symbols to move you to the MAXX round. 

  1. The Wish Master

Provided by NetEnt, The Wish Master enables users to win up to 27,018x their stakes. The game is highly volatile but has excellent visuals. The game is themed around the tales of Aladdin and his magic lamp, allowing players to connect with the world of mystical powers and magical artifacts.

The Wish Master has an RTP of 96.07%, but you January have to play more than once to win due to its volatility. The game has up to 117,649 ways players can win from the 20 paylines of 5 reels and 3 rows. However, players can only place bets between $0.20 and $200 per spin. You will find the following symbols in the game;

  • 1 Wild to create a winning combination
  • 1 Scatter to trigger the bonus feature
  • 4 high-paying symbols containing green, pink, blue, and orange artifacts.
  • 5 low-paying symbols containing A, K, Q, J, and 10. 

While The Wish Master does not have free spin bonuses, players can claim a series of offers. An example is the Avalanche, where fresh symbols replace previously dissolved symbols to form new winning combinations. Another offer is the genie, which players can initiate when they see the magic lamp symbol. The genie grants players 1 of the following features.

  • Random Wild by adding between 2 and 5 wilds to random places.
  • Multipliers of 2x or 3x. This could lead to a 6x multiplier when both are active.
  • Wild Reel, where Scatter landed, turns to Wild.
  • Extra wild where wild symbols replace a selection of symbols.
  1. Book of Dead

Book of Dead has been around for a long time, allowing players to enjoy this Egyptian-themed Slot. Play’n Go provided the slot game with an RTP of up to 96.21%. The game is highly volatile, but players will enjoy a top win of up to 5,000x. 

Book of Dead has 5 reels and 3 rows with 10 active paylines, and players can adjust the payline from 1 to 10. Bettors can stake as little as $0.10 and as high as $100 per spin. The game has an RTP of 96.6%, allowing players to get $96.6 back when they wager $100. The game is highly volatile, and only players who are ready for the risk should play. 

To win a Book of Dead game, you must string 3 symbols or more along a payline. However, higher paying symbols like Rich Wilde, Pharaoh, Anubis, and Phoenix enable bettors to payout when 2 symbols are on a payline. Players also get 10 free games by uncovering 3 scatters or more across the reels. 

  1. The Hand of Midas

Provided by Pragmatic Play, the Hand of Midas allows you to win up to 5,000x your stake amount. The game is very volatile and has excellent themes and graphics. 

This video Slot has 5 reels and 3 rows with 20 fixed paylines. Players can stake as little S $0.20 and as much as $125 per spin. The Hand of Midas has an RTP of 96.54%, depending on the Slot website you are wagering from.

The wild symbol January land on reels 2, 3, and 4 to activate random multipliers 1X, 2X, or 3X. The Hand of Midas also offers bonuses in the form of free spins when you land between 3 and 5 scatter symbols in view. Players get between 1 and 3 free spins when this happens.

Players can also buy the bonus feature by clicking on “Buy Bonus.” However, they must wager 100x the stake to buy 3 scatters, 200x the stake to buy 4 scatters, and 300x the stake to buy 5 scatters.

  1. Big Bass – Keeping It Reel

Have you imagined being able to win up to 10,000x your stake amount? Big Bass – Keeping it Reel gives you that chance. With an RTP of 96.07%, this Slot game is highly volatile. Players can get up to a 10x win multiplier and claim free spin bonuses. 

Place a minimum of 0.10 stakes and a maximum of 375.00 stakes on this game. When 5 of a kind lands on the reels, players can use the biggest-paying paytable symbol to unlock 400.00 coins with a 2.00 stake. You can get additional winning combinations when the fisherman wild replaces all other symbols aside from the scatter. In addition, you can unlock an extra 10 free spins for every 4th wild collected during the free spin bonus. Players will receive a x2 win multiplier on all fish symbols.

If you land an extra 4 wilds from the 10 free spins, players will get an additional 10 free spins, and the fish symbols will get a x3 win multiplier. You can retrigger this feature 4 times to get up to x10 win multiplier.

Players will further unlock free spins bonus rounds when 3 scatters or more land during a single spin. Get 10 free spins for 3 scatters, 15 free spins for 4 scatters, and 20 free spins for 5 scatters. 

Another symbol available to unlock is Money Symbol, where the fish symbols have a money value that players can unlock in subsequent free spins. A Golden Wild symbol is also available during the free spins feature.

  1. Viking Fury Spinfinity

Playing Viking Fury Spinfinity is exciting thanks to the All Symbols Pay design of 6 reels and 5 rows. The Blueprint Gaming factory provides the game, allowing players to wager between $0.20 and $20 per spin.

The Viking Fury Spinfinity has a Viking theme, with the Ship being the Wild Symbol that replaces other symbols on the reels. The Ship also acts as the Scatter symbol, and the symbol moves up, down, right, or left when there is any win on the screen. 

The game has a free spin bonus, allowing players to trigger the Viking Fury. This allows a random number of multipliers ranging from x2 to x50. Players will activate the free spin bonuses when they collect 4 Wilds or more. You January also pay 100x the stake to buy the bonus. Bettors January also opt for the Ultimate Fury free spins by paying 350x the stake. You will claim Mystery Symbols, and each new step unfolds a new Mystery Symbol. 

  1. The Dog House

As the most popular Slot game provided by Pragmatic Play, our list will not be complete without adding The Dog House. The slot has an excellent theme, allowing players to have a nice time playing. Players can claim up to 27 initial free spins from this game and 6,750x the top prize.

The Dog House has 5 reels and 20 paylines with an RTP above the average of 96.51%. Players can boost their bankroll with a 2x and 3x multiplier. The game allows bets between $0.20 and $100 per spin, and players can personalize the game from the system settings to suit their playing style.

The game contains the following features;

  • Intro screen, which players can skip to load their next game faster.
  • Sound FX to turn on or off the sound of the game.
  • Ambient Music to turn on or off the soundtrack.
  • Battery saver removes animations to save your battery and help you wager on the go.
  • Quick Spin to play faster and reduce the amount of time for each spin. 

Players January also activate between 10 and 100 auto spins and turbo spins. You can land Wild spins on reels 2, 3, and 4. All wilds on the same reel have 2x or 3x multipliers, doubling or tripling any wins. Wild symbols also become sticky symbols when players land the free spins round.

Some slot sites offer a demo version of the game to help players explore its various features. It is recommended to practice with the demo version first before playing with real money since the game is highly volatile.

  1. Sweet Bonanza

This is a player’s favorite choice, thanks to the simplicity of understanding the game. Provided by Pragmatic Play, the game is highly volatile, allowing players to win up to 21,500x the stake amount. 

Sweet Bonanza has an All Symbols Pay design with 6 reels and 5 rows. Players must have 8 matching symbols or more on the screen to get a win. 

The game also has a bonus round, which players can activate by landing 4 scatters or more anywhere on the reels. You will get 10 free spins when this happens and 5 more when 3 scatters or more are on the reels. On each spin, players can land Bomb symbols with multipliers from 2x to 100x attached.

Sweet Bonanza has an excellent aesthetic, providing players with an appealing user experience. Players can wager between $0.20 and $100.00 per spin, with an RTP value of around 96.51%.

  1. Nitropolis 3

ELK Studios designed this slot game as one of the Nitropolis series. Nitropolis 3 is one of the best of the available Nitropolis options, allowing players to win as much as 50,000x their stake. The game also has free spins and super free spins players can retrigger. There are also multiple in-game symbols to help you build winning combinations.

The game retains the theme of the previous Nitropolis series, allowing players familiar with Nitropolis to get the concept quickly. Nitropolis 3 has an RTP value of around 95%, making it highly volatile. Hence, it might not be the best for players on a budget since they January have to play more than once to win. 

The Nitropolis 3 game starts with six reels and 4 rows, but the rows can increase up to 8 with every avalanche win. Avalanche or cascading mechanics is a feature that allows all winning symbols to disappear for new symbols to appear. Players can play bets between $0.20 and $50 per spin. Nitropolis 3 has a super bonus feature that can land players between 8 and 20 free spins when they land three or more airship scatters. 

How We Choose Our Top Online Slot Sites in the U.S.

Before we introduce you to our list of the top Slot sites in the U.S., we want to show you how we came about our list. It is essential to consider a series of factors before settling for the Slot sites of your choice. Below are the factors to consider.

Security and Licensing

The first factor to consider in choosing your desired slot site is to check for the site’s legality in your state. Gambling platforms in the U.S. are licensed by states and you must be sure your desired platform is licensed in your state. Most slot websites use an inbuilt geolocation software to ensure players are within the state the platform is allowed to operate. Top licensing bodies like the New Jersey Division of Gaming, the Michigan Gaming Control Board, the West Virginia Lottery and the Connecticut Department of Consumer Protection, and the Pennsylvania Gaming Control Board license and regulate the sites mentioned on this page.

In addition, you must play slots on websites with strong SSL technology and privacy policies to keep your financial information and personal data safe. You January also sign up with platforms that provide two-factor authentication sign-in or allow biometric or face ID sign-in on their apps.

Variety of Slots

A site having a variety of Slot games is crucial. Most top sites provide over 500 slot games, allowing players a variety of offers. These games must be provided by a number of top providers, including Pragmatic Play, Play’n Go, NetEnt, and IGT. 

The available slots must cover a large amount of variance, allowing players of all budgets a place on the website. Thus, high-roller players must be able to wager on volatile games, while players on a budget can play on less volatile ones.

Welcome Bonuses and Other Promotions

One of the advantages of playing on online casinos over physical casinos is being able to claim promotional offers. Our compiled list contains slot sites that provide customers with welcome bonuses when they sign up for an account. This could be deposit match bonuses, free spins, or other top offers.

It doesn’t stop there because the top slot websites offer users other top casino promotions to help them explore the sites. This helps players to play slots and withdraw without risking their own money.

Mobile Betting

All top slot websites allow players to play slots from their mobile phones. The best sites even provide a native app to help users have a more advanced gambling experience. The mobile apps are usually compatible with both iOS and Android devices, enabling all customers to wager on the go. 

Another advantage of wagering using a mobile app is being able to use the push notification feature. This feature keeps users up-to-date with their bets and notifies them of any latest promotional offers.

Payment Methods

We also checked the payment methods of each of the websites before adding them to our list. The top slot sites must provide a variety of simple payment methods that will help users deposit and withdraw easily. The top payment options available include Debit and Credit Cards, PayPal, Prepaid Card, eCheck, Bank Transfer, Online Banking, etc.

Players must have access to fair deposit and withdrawal limits. The deposit and withdrawal time must also be fair so players can enjoy their time on the platform.

Customer Support 

We cannot rule out players facing problems when using a slot site. It January be a challenge regarding deposits, registration, or even playing games. Hence, the top slot sites provide a series of customer service channels to solve players’ problems. This could range from phone numbers, email addresses, live chats, tickets, or even physical addresses. Some bookmakers also provide a well-detailed FAQ section to provide answers to the majority of the questions a customer January have. Customer support channels must be available 24/7 since players play games around the clock.

Top 5 Online Slot Sites in the U.S

It could be quite impossible to narrow down the hundreds of slot sites in the U.S. to just 5. However, we’ve done our due diligence by using the abovementioned factors to make our choice. Find below the top 5 online Slot sites in the USA. 

bet365

Bet365
9.9
Bet365 Score
Very Good
10
Bet365 Reviews
1023 reviews
check
Premium Mobile App
check
Comprehensive Streaming
check
Market leading all customer offers across all sports
ties
Free Spins
Welcome offer
10 Days of Free Spins
Open
arrow
21+ and present in CO/IA/NJ/OH/VA. First online real money wager only. $10 first deposit required within 30 days. Bonus issued as nonwithdrawable bonus bets that expires in 90 days. Full T's & C's apply, visit sign up page for more info. #ad
Payment methods
Visa
PayPal
Maestro
Paysafecard
Skrill
Applications
ios android
View more
View less
Arrow

Talk of a betting platform that is popular worldwide, bet365 is a household name. Even though the casino section is only available for New Jersey residents in the U.S., users will find a wide range of games in this section. 

Hundreds of slot games are available on bet365, and players can click the “Video Slots” icon to find the available offers. Most games have high RTPs, allowing players to cash out big when they win. The slot site also has another section labeled “Bonus Slots,” with over 50 games available for enhanced fun.

The top slot games you will find include Dragon Champion, White King, King of Golf Mystic Ways, Sky Queen, Platinum Goddess, Valley of Fortunes, etc. Players can also access various bonus offers, including the welcome bonus for new users. Newly registered customers can claim a 100% bonus of up to $1,000. However, you must deposit at least $10 and wager the deposit once to use the bonus. After that, players must use the qualifying deposits and bonus amount to play slot games 20 times to be able to withdraw the bonus. Note that you must be 21 or older to open an account on bet365.

Unibet

Unibet
9.9
Unibet Score
Very Good
9.9
Unibet Reviews
3652 reviews
check
Wide live-betting options
check
An amicable and easy-to-use interface
check
Very competitive odds
check
Excellent customer service
ties
$500
Welcome offer
Second Chance Bet up to $500
Open
arrow
21+. New customers only. Welcome offers differ between states. Players must opt in to promotion when registering account, make a qualifying deposit (min $10), and place first real-money wager bet (min $10). If first qualifying bet settles as a loss, user is refunded 100% in non-withdrawable bonus bets (max bonus amount limited to $100 in AZ/IN/VA, max bonus limited to $500 in PA). Bonus bets have a 3x playthrough requirement and must be wagered on events with odds of -300 or greater. Full T&Cs apply, see sign up page for more info.
Payment methods
PayPal
Skrill
Mastercard
Visa
Minimum deposit
  • £10
Applications
ios android
View more
View less
Arrow

While it is only available in New Jersey and Pennsylvania, we love that Unibet has an excellent user interface. Players can quickly navigate the platform to play their favorite games quickly.

Up to 500 slot games are available on Unibet, and the majority of the games give users a chance to play a demo version. This helps them determine whether they will like the game enough to play with real money.

The games here are also highly volatile, and players can access high RTP values. Top providers like IGT,  Evolution, NetEnt, etc., provide most of Unibet’s slot offers.

Customers can also get various bonus offers, including a welcome bonus for new customers. Register an account and claim a 50% deposit match-up bonus of up to $1,000. To claim this offer, you must select “Casino New Player Offer – 50% Deposit Match Up To $1,000” when opening an account. Then deposit at least $10 to get your bonus. Players must wager the bonus amount 25 times on slot games within 30 days to withdraw the bonus. Other promotional offers are available, but most are regularly updated.

Betway

Betway
9.8
Betway Score
Very Good
9.8
Betway Reviews
1735 reviews
check
Incredible assortment of betting markets
check
Sleek, easy-to-use online sportsbook & app
check
Numerous betting features
ties
$250
Welcome offer
First Bet Reset up to $250 in Bonus Bets if your First Bet Loses
Open
arrow
21+. New customers only. AZ/CO/IN/IA/NJ/OH/PA/VA. Must make a qualifying deposit of $10+. Must make qualifying cash wager at odds of -300 or greater. Qualifying Wager must settle within 7 days of opening a new Betway account. The amount of the settled losing bet will be credited back in the form of non-withdrawable bonus bets. Full T's & C's apply, visit Betway for more details.
Payment methods
Visa
Mastercard
PayPal
Minimum deposit
  • $10
Applications
ios android
View more
View less
Arrow

We’ve added Betway to our list of top slot sites in the USA because of its reliability being an internationally recognized betting site. While the site allows players in 9 U.S. states to open an account, only players in Pennsylvania and New Jersey can play casino games. 

The casino section is home to hundreds of games, allowing players to choose any they prefer. The top options include Wolf Queen, Goddess Treasure, Cleopatra Grand, Imperial Luck, Dragon Blast, Capital Gains, etc. 

All slot games are compatible with mobile devices, allowing users to play on the go. You can download the mobile app for iOS or Android devices from the App Store and Google Play Store, respectively. You January also follow the download link from the website to get it. 

Caesars

Caesars Sportsbook
9.9
Caesars Sportsbook Score
Very Good
9.9
Caesars Sportsbook Reviews
3265 reviews
check
Fantastic user interface
check
Wide selection of payment options
check
Daily odds boost for a number of events
ties
$250
Welcome offer
Bet $50 Get $250 in Bonus Bets
Open
arrow
21+ only. New customers in AZ/CO/IL/IN/IA/KS/LA/MA/MD/ MI/NJ/NY/OH/PA/TN/VA/WV/WY only. Ends 9/18. Must use eligible promo code. Deposit required (min $10). Must place and settle first real money Qualifying Wager (min $50) before end of promotional period. Bonus Bets will be awarded as five (5) $50 increments, with the first immediately after qualifying wager, and each further installment 7 days after for four weeks. Bonus Bet expires 7 days after receipt. Full T&C apply, visit Caesars Sportsbook for more details.
Payment methods
Visa
Mastercard
PayPal
Applications
ios android
View more
View less
Arrow

Our list cannot be complete without adding Caesars as one of the top slot sites in the U.S. The betting site is not only unique in its offers, but also provides casino games for players in 4 U.S. states. Bettors in West Virginia, New Jersey, Michigan, and Pennsylvania can all open an account on the platform.

Hundreds of slot options are available, including 88 Fortunes, Action Jack, Atlantis Megaways, Big Egyptian Fortune, Book of the Sphinx, Candy Bars, Cash Machine, etc. Almost all the games are volatile with high RTP values.

You can also claim bonus offers, including a welcome bonus for new users. Caesars offers other promotions for existing users, but the rewards are time-bound. Players must be frequent on the platform to take full advantage of the promotions.

BetMGM

BetMGM
9.7
BetMGM Score
Very Good
9.7
BetMGM Reviews
2833 reviews
check
All in one gambling website
check
Reputable gambling name
check
Multiple betting features including live streaming
ties
$1,000 + $25 on the house
Welcome offer
100% first deposit match up to $1,000 Back + $25 on the house
Open
arrow
Exclusive
OUTMAX
Open arrow
21+. AZ/CO/IL/IN/IA/KS/LA/MD/MA/MI/NJ/OH/PA/TN/ VA/WV/WY only. Offer not available in DC/MS/NV/NY/PR. New customers only. Qualifying deposit (min $10) and first real money wager required. If qualifying bet settles as a loss, user is refunded 100% in non-withdrawable bonus bets up to $1,500. Full T&Cs can be found on betmgm.com.
Payment methods
Visa
Mastercard
PayPal
Applications
ios android
View more
View less
Arrow

BetMGM might be the best on our list of the top Slot sites in the U.S. because of its welcome bonus offer. Players can claim a 100% deposit match bonus of up to $1,000 and an additional free $25 bonus. However, players will need to deposit a minimum of $10 to get the 100% welcome offer. Note that terms and conditions apply. 

The slot site is available in 4 states, including Michigan, West Virginia, Pennsylvania, and New Jersey. Players can also claim a $50 casino bonus for referring their friends to open an account. 

The slot section is arranged into different sections, including Featured, New Slot Games, Top Exclusive Games, and games according to top providers. Customers can play games like Golden Wins Deluxe, Cleopatra, Gold Blitz, Fortune Coin, and up to 1,000 other games.

Online Slots and Best Slot Sites Review

We’ve pointed out the top betting sites that provide the best slot offers in the U.S. in this guide. We highly recommend BetMGM, Unibet, and bet365 because of their welcome bonus offers. Players January want to check out other factors, as we highlighted in this guide, before choosing their best slot site. Some important criteria include the variety of slots, security and licensing, mobile betting compatibility, and customer support.

We also highlighted the top 10 slot games that are worth your time. We highly recommend Gates of Olympus, Book of Dead, and Sweet Bonanza. Hundreds of slots of games are available on each of the sites on our list, and we expect players to check out websites with a demo version to help them explore these games before wagering with real money.

Online Slots and Best Slots Sites FAQs

What are the top Slots?

The best slot games in the U.S. include RIP City, Gates of Olympus, The Wish Master, Book of Dead, The Hand of Midas, Big Bass – Keeping it Reel, Viking Fury Spinfinity, The Dog House, Sweet Bonanza, and Nitropolis 3.

What are the trustworthy slot sites?

Several trustworthy sites are available in the U.S. Contained in our list include BetMGM, Unibet, Caesars, bet365, and Betway. All these slot sites are licensed by the appropriate body in the states where they operate.

Can you win on online slot sites?

Yes, players win on online slot sites, but you January have to engage in some strategies. For instance, playing highly volatile games January not immediately guarantee a win. However, you will cash out big once you win. Playing games with RTP values is how to get the best out of your games. 

After winning, customers can withdraw their wins using any available payment methods, including PayPal, eChecks, Bank Transfer, Prepaid Cards, etc.