Best Online Slots Sites in 2022: Top Sites for High RTP Real Money Slot Games and High Payouts


Because there are so many of them available, it can be quite hard to find the best online slots sites today. This is especially true if you are new to the gambling industry.

The best slots gambling sites offer large slots collections, including classic 3-reels and 3D video slots with innovative themes and exciting in-game bonus features. They also come with rewarding casino bonuses, efficient customer support, an easy banking system, and safe gaming environments.

Our experts have scoured the internet and reviewed the 16 best online casino sites that possess all the qualities that will help you get a pleasurable gaming experience. After rigorous research, we found Ignition to be the best one.

Without further ado, let’s begin.

Best Online Slots Sites

1. Ignition – Best Online Slots Site Overall



  • High RTP slots from leading providers
  • $3,000 combined casino and poker bonus
  • Payouts are processed within 24 hours
  • Mobile-friendly website
  • Amazing customer service


  • Fewer games on mobile

Founded in 2016, Ignition Casino is a fantastic destination for all real-money gamers as it offers a unique selection of high-quality and interesting slots, excellent customer service, and a smooth banking system.

Game Variety: 4.7/5

The casino offers you about 56 online slot games, including 3-reel classics, 5-reel 3D slots, and even progressives which are carefully selected from developers like RTG, Rival Gaming, Betsoft, and 10+ others.

While the number of slots available here might not be the most, this online casino ensures the quality of the games like no other. Each game was individually picked by the team behind this online casino and while it lacks quantity, it certainly makes up for it with quality.

The lobby also features other game categories such as video poker, table games, bingo, and keno games. In addition to these, you can enjoy 36 live dealers, which include 28 Blackjack, 4 Roulette, 2 Baccarat, and 2 Super 6 games.

Bonuses & Promotions: 5/5

You can kick off the fun at Ignition Casino with a $3,000 welcome package, which consists of 150% up to $1,500 on casino games and 150% up to $1,500 on poker.

It is important to note that you only get the $3,000 when you deposit with crypto. If you make your deposit using fiat money, you’ll get a $2,000 bonus.

Regardless of which welcome pack your claim, you have to fulfill a wagering requirement of 25x bonus and deposit, which is convenient compared to offers from other casinos.

This is not all, Ignition is known for offering users frequent bonuses and promotions to ensure the best engagement.

User Experience: 4.8/5

The Ignition website was designed to give you a perfect real money slot gaming experience, regardless of what device you play with. Its website has a simple outlook with beautiful colors and three menus (top bar, drop-down, footer) that facilitate easy navigation to different sections of the site.

There’s no mobile app to download, but this doesn’t matter as the website is responsive on all devices, regardless of the screen size. Hence, you will enjoy seamless gaming on your smartphone, with the only disadvantage being that the mobile site features fewer games.

Banking: 4.7/5

Here, you are provided with various payment methods, including cards like Visa, Mastercard, and AMEX. You can also make deposits and withdrawals using cryptocurrencies such as Bitcoin, Bitcoin Cash, Litecoin, and Ethereum.

While your deposits appear instantly in your account, it takes the casino just around 24 hours to process your payout which is very convenient.

Overall: 5/5

Overall, this online casino is a great place for slots, especially if you are looking for high RTP games. The customer service here is amazing, always ready to provide necessary help and information to users.

And if you feel like reaching the casino team directly, you may do so via live chat, email, or the contact form. 

Find the latest bonuses and promotions available at Ignition here

2. Cafe Casino – Best Online Slots Website for Progressive Jackpots

cafe casino


  • 37 jackpot games
  • Fast payouts, processed under an hour
  • 24/7 customer service
  • Daily slots and table games tournaments


  • Many restricted locations

Cafe Casino started its operations in 2016 and has since become a popular online gambling site because of its unique collection of progressive jackpots and wide range of daily tournaments.

Game Variety: 4.8/5

This casino provides you with just 160 games, and apart from slots, you can play table games, bingo, poker, and many more.

However, the jackpot section in the games lobby is the lifeblood of this casino, offering you 37 amazing titles including slot jackpots, ensuring the most exciting gameplay.

Bonuses and Promotions: 4.8/5

Here, you can grab a 350% match up to $2,500 on your first deposit with cryptocurrencies as your welcome package. On the other hand, if you choose to deposit with fiat currencies, you’ll get a 250% match up to $1,500.

These welcome packages come with a wagering requirement of 40x, so put that in mind as you enjoy the bonus.

After using up your welcome pack, you can go for other promos to keep the excitement going.

If you like to compete with other players, head on to the “Tournaments” section in the games lobby where you’ll find daily slots and table games competitions you can join for a chance to earn huge prizes.

User Experience: 4.8/5

It doesn’t matter if you’re a newbie or expert at online gambling, you’ll have a good user experience at this casino as the website possesses the necessary qualities to make gaming easy.

The games lobby is neatly arranged and structured to help you navigate to the different categories easily. It has a search tool at the top bar, which may be a bit difficult to locate for many players, but still makes finding game titles easier.

The mobile experience is also great, with all the website components arranged in the same way and positioned as they are on the PC version.

Banking: 4.7/5

There are nine methods for payments supported here, including cards and cryptocurrencies, Player Transfer, and Check Courier.

The casino processes payouts within 1 hour and you can get your funds instantly with crypto. Your payouts might take a little longer with other methods.

Overall: 4.8/5

All in all, Cafe Casino is a great option for gamblers for a number of reasons.

If you need assistance at any time, you can visit the casino help center or ask questions in the Cafe community. You can receive help from the casino customer service via live chat and email 24/7.

Click here to explore all the latest bonuses and promotions available at Cafe Casino

3. Bovada – Best Online Slots Site for Fast Payouts



  • Payouts are processed within an hour
  • Over 120 slots from leading providers
  • Generous welcome bonus up to $1,250


  • The design could be better

When you sign up at Bovada, you are not just provided casino games to play, but also enjoy a wide range of sports betting options, horse racing, and poker whenever you feel like doing something else other than spinning slots.

The platform which has been around since 2011 continues to delight players with its amazing betting services and intuitive platform.

Game Variety: 4.7/5

Although Bovada is powered by only 4 providers, it manages to have a good selection of games. This is possible due to the fact that the team behind this online casino has individually picked all the games, ensuring the highest quality.

Slots here are from leading providers in the industry and they are very diverse. You can find numerous high RTP slots with generous bonus rounds and progressive jackpots.

Bonuses and Promotions: 4.7/5

As a welcome bonus, Bovada offers users a total of $3,000 in bonus money when making their first deposit.

The same bonuses are available for you to claim on your second and third deposits also, albeit with different promo codes. The welcome bonuses are subject to a 25x bonus + deposit rollover.

However, you must note that these bonuses are only valid for casino games and there are separate welcome offers for the sportsbook and poker sections of the site.

Apart from the welcome offers, the only casino bonus you can get is the referral bonus of up to $275. Bovada is also known for frequently updating its offers, ensuring that users have the most engaging experience.

User Experience: 4.7/5

It doesn’t matter if you want to play in the casino, poker, or sportsbook section, Bovada is designed in a way to make gambling as exciting as it gets.

Right from the homepage of the site, you get a quick look at all the available offers (bonuses, betting options, tournaments) from each section of the site, making your navigation easy.

It doesn’t matter if you connect to the website with your Android smartphone or iOS, the website loads fast and fits with your device screen size, which is a huge advantage.

Banking: 4.7/5 

Banking here is very comfortable. There are 9 payment options accepted by Bovada. Among them, you can find traditional methods such as MasterCard, Visa, and AMEX, as well as modern payment methods, including BTC, ETH, LTC, and BCH.

Withdrawals are processed within just 1 hour, eliminating unnecessary waiting periods for you.

Overall: 5/5

Bovada renders customer support to players via its help center which features comprehensive FAQs and also has explainer videos.

It offers you support via email and a live chat feature that is only available to signed-in users. All in all, this online casino has it all for slot lovers.

Click here to explore all the latest bonuses & promotions at Bovada

4. Bitstarz – Best Crypto Slots Site



  • 3,500+ games
  • Instant payouts
  • 10+ cryptocurrencies supported
  • No-deposit 20 free spins available


  • Only crypto banking is supported

Bitstarz has been around in the casino industry for about 8 years and has been able to attract players from several countries through its decentralized mode of payments and wide range of games and bonuses.

Game Variety: 4.7/5

When it comes to the quality and number of games, there are only a few casinos close to Bitstarz as it offers more than 3,500 titles from 19 world-class developers including Betsoft, Mascot, Endorphina, and Yggdrasil.

The variety of slots here is superb nonetheless, with classic slots, 3D video slots, bonus buy slots, megaways, and exclusive Bitcoin slots all available. If you are looking for the best Bitcoin slots, check out Bistatrz as it has many of them to offer.

Bonuses and Promotions: 4.75/5

Upon registration, Bitstarz Casino credits your account with 20 no-deposit free spins which gives you a head start in your journey to claiming huge wins. Sounds fantastic, right?

On top of that, you can grab 1 BTC + 180 free spins on your first deposit and 4BTC more on your next three deposits.

The bonuses and promotions available at Bitstarz are very generous and this online very frequently updates the list of bonuses to ensure the best gaming experience for its users.

User Experience: 4.75/5

The casino runs on a fast-loading website with a beautiful theme characterized by amazing colors. Its layout is intuitive and well structured, making it easy to locate what you want in a few seconds.

Whether you play on mobile or PC, you will enjoy seamless gambling.

Banking: 4.7/5

This online casino is crypto-exclusive, meaning that it does not support fiat currency transactions. Here are the cryptocurrencies you can use at Bitstarz:

  • Bitcoin
  • Dogecoin
  • Ethereum
  • Litecoin
  • Bitcoin Cash
  • Tether

Withdrawals are processed instantly, meaning your winnings arrive in your wallet immediately after you make the request. This makes Bitstarz one of the best crypto casino sites out there.

Overall: 4.7/5

With so many games and generous bonuses, Bitstarz is truly one of the best online casinos to use for slots.

Finding it difficult to use any of the casino’s services? No problem! You can get help by visiting the FAQ section, sending an email, or using the live chat feature.

Click here and explore the latest bonuses and promotions at Bitstarz

5. Red Dog – Most Generous Welcome Bonus of Any Online Slots Site

red dog


  • Generous welcome package up to $12,250
  • Free play version available for all games
  • Zero fees on transactions


  • $150 minimum payout

Red Dog is owned by Infinity Media, a company known for partnering with Real Time Gaming to provide its players with high-quality games and a rewarding betting experience on its different casino brands.

Game Variety: 4.7/5

Here, you can gain access to 156 games, which comprise 119 slots, 13 live dealers, and other categories like keno and table games.

While the number of slots might not sound that much it should be noted that all of them are from the best-known providers in the industry. This ensures the highest quality, which is very important.

Also, Red Dog Casino manages to keep the game library diverse by offering modern, as well as old-school slot games.

Bonuses and Promotions: 4.7/5

There is a very generous welcome bonus package waiting for you at Red Dog Casino. The welcome package goes up to $12,250 in total, which is amazing.

Red Dog has many more activate bonuses and promotions for existing users, which ensure the best engagement.

User Experience: 4.6/5

The casino homepage has a pretty simple layout without many details, giving you fast access to the games lobby and making navigation less confusing, especially for newbies.

In the game lobby, you’ll find a search bar right below the category list, making it easy to locate your favorite titles in seconds.

Banking: 4,7/5

There are seven payment options supported here. Among them, you can find Visa, MasterCard, Discover, American Express, BTC, Live Chat Deposit Help, and Deposit by Phone.

The fastest payout method here is Bitcoin where the funds get to you within 1 to 3 business days. Payouts through credit cards and bank methods may take 3 to 5 business days to reach your account.

Overall: 4.65/5

After the extensive overview, we found Red Dog to be one of the best options for slot gamblers.

At Red Dog Casino, support is available to you via telephone, email, and live chat. You may also find useful information in the FAQ section.

Find all the latest bonuses and promotions available at Red Dog Casino here

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Ranking Methodology: How We Selected the Best Slots Sites

Game Variety:

Naturally, the slot selection was the first area our team checked on all the available casinos. We also reviewed the other categories of games and have recommended those with a top-notch and great mix of titles. We found Bitstarz to have over 850 slots, which is a great selection.

Bonuses and Promotions:

Playing slots with these bonuses and promotions makes your gaming experience more fun and rewarding. Hence, we considered the welcome bonus, loyalty rewards, tournaments, and other promotions offered by the casinos we reviewed. We found Red Dog Casino to have the most generous welcome package, which goes up to $12,250.

User Experience:

A messy website is all it takes to ruin your real money slot gaming experience, regardless of other qualities available. Therefore, we had to test how friendly the casino websites are and what devices they’re compatible with.


Basically, you can’t play real money slots if there’s no functional payment system at the online casino. Our team tested the payment system of each online slot site and ensured that the selected casinos provide you with safe and efficient payment methods.

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Best Real Money Slots Sites – FAQ

Can I Play Slots Online for Free? 

Yes, there are lots of free slots to play at online gambling sites. For example, at Red Dog, all the games can be played for free. However, you must understand that these free slots are demo versions of real slots games.

These demo versions are designed to help you practice and test the features of online slot games, hence, you wager with free virtual coins in the game and cannot win real money from it.

To play real money slot games, you must make a wager from your casino balance or bonus. You can win real money and also withdraw your earnings.

How Do I Win a Huge Online Slots Payout? 

The result of every spin in slot games is entirely dependent on luck, thus, there is no specific way to win huge payouts.

However, to increase your chances of winning huge money, you can opt for progressive jackpots – many of which can be found at Ignition. These games can pay really huge prizes as the jackpot slots usually run for long periods.

Yet, there is no certainty that you will win when you play progressive jackpot slots.

What Are the Best Online Slots for Real Money To Play? 

Choosing the best slot games is a matter of preference. If you’re looking for a slot machine that can provide enough excitement and entertainment, you may need to check the bonus games and extra features of the slot.

But if you prefer playing online slot games that pay well, you should check for factors like the RTP and volatility of the slot. A 96% RTP is the industry standard for well-paying online slot machines.

Are Real Money Online Slots Rigged?

No, when you play at trustworthy real money casino sites, the slots are not rigged.

Online slots are based on the RNG software which ensures that the outcome of each spin is random and cannot be determined by the online casino or player.

The best online casino sites, like the ones we’ve listed in this guide, feature games from developers that have had the RNG software in their games tested by Independent auditors.

How Do I Find the Best Online Slot Casino For Me?

Again, this depends on what features you’re looking for. 

Generally, the online casino site needs to have enough slots games, especially the styles you prefer. And if you’ll like to play other casino games, you must check the lobby to see what other options are available.

Furthermore, you need to check the casino’s safety, its payment system, its bonus collection, and how user-friendly it is. 

Once any real money online casino checks all the necessary boxes, you may then begin to consider other factors.

Fortunately, the casinos we have listed in this guide possess all the necessary qualities you require to enjoy playing online slots for real money.

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Comparison of the Top 5 Online Slots Sites

Ignition: Known for its collection of high-quality real money slot games, Ignition delivers an action-packed experience as you spin and land incredible bonus features. Sign up right away and grab the combined $3,000 welcome bonus with the code “IGWPCB”.

Cafe Casino: With the unique selection of jackpots at this casino, you may be lucky enough to land huge life-changing prizes with a spin. To enhance your gaming experience, register at the casino and deposit with BTC to claim the 350% up to $2500 welcome bonus.

Bovada: If you are looking for an online casino for slots with fast payouts, head on to Bovada. After registration, make sure to also grab your 125% up to $1,250 welcome bonus offer with the promo code “BTCCWB1250”.

Bitstarz: This casino is not just popular as a crypto online gambling site, but also for its 3,500+ casino games which make it a perfect destination for anyone who loves to try various titles. Also, don’t forget to grab the no deposit 20 free spins, and the 1 BTC bonus on your first deposit.

Red Dog: Red Dog is truly the best slots site if you are looking for a place for the most generous welcome package. If you think you’ve got enough poker skills to win, you can check out the games lobby at the casino. Make sure to claim your welcome package, which can go up to $12,250 in total.

How to Sign Up at the Best Online Slots Sites

Below, we have described a step-by-step process to sign up at the best real money slots online casino using our top pick, Ignition, as an example.

Step One: Start Registration

  • Visit Ignition and click the Join button
  • Enter your personal details on the registration form
  • Click on “Register”

Step Two: Verify Your Phone Number

  • Check for an SMS from the casino
  • Enter the code on the casino
  • Click on “Verify”

Step Three: Make Your First Deposit

  • Create a 4-digit security code at the casino site
  • Submit the code
  • Choose your preferred banking option
  • Deposit and claim your bonus
  • Start playing online slots for real money

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So, Did You Find the Best Online Slots Site for You?

While there are hundreds or probably thousands of real money online casinos to play slots from your location, choosing the best platform is what matters. If you’ve read this guide up to this point, you should be able to decide where to play slots for real money already.

We have chosen Ignition Casino as our top pick because of its intuitive website, decent variety of slots, excellent bonuses and loyalty rewards, efficient payment system, and live 24/7 customer support.

If you’ve yet to choose, why not go through the list once more and pick one that suits your needs perfectly.

DISCLAIMER: 18+ only. Online gambling comes with many risks. Players are advised to gamble responsibly and only use funds they can afford to lose. Remember, gambling is only intended for entertainment purposes and is not a solution to any financial difficulties.

Gambling laws and policies vary from one region to another. Some sites mentioned in this review may not be accessible in your area. Always do your due diligence and check your local gambling policies. It is always better to be safe than sorry.

We are committed to providing our readers with accurate and timely information. The details mentioned in our review may be subject to change as casinos seek to improve their sites to offer their patrons a better gambling experience. 

This guide aims to provide you with the information you need to decide on the best gambling site for you. However, it is not our intention to offer any gambling advice or guarantee gambling success. Players must gamble at their own risk.

If you suspect you’re becoming addicted to gambling, seek help immediately by contacting the National Gambling Helpline at 1-800-522-4700.

The following resources may be helpful as well:


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