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Since appearing online in the early 2000s, real money slot games have become quite a sensation, and are currently enjoyed by thousands of people every day.
In response to this demand, the internet has quickly become populated with many online slots casinos for players to choose from – some of which are significantly better than others.
Because of this, we’ve taken the time to identify and review the best options around, which we have detailed below.
- Shopping Spree II – Red Dog Casino
- Big Money Bigfoot – Cafe Casino
- Birds of Paradise – Intertops
- Blood Money – Super Slots
- Purrfect Pets – Las Atlantis
- Viking Treasures – Ignition
- Fa Fa Fa – Bovada
- Larry’s Lucky Tavern – Slots.lv
- Greedy Goblins – Wild Casino
- Asgard Deluxe – Slots Empire
- Spirit of the Inca – El Royale
- Bamboo Rush – Big Spin Casino
- Mr. Macau – BetOnline
- Jungle Stripes – SportsBetting.ag
How to Choose the Best Online Slots?
Reputation – We checked if the online casinos had met the threshold to be considered reputable like having gaming licenses and permitting frequent audits from independent third-party bodies like eCOGRA.
Variety of slots – Slot players strongly prefer sites that provide a solid selection of games to choose from, something we keep in mind for every site we look at.
Payout percentage – We found it necessary to address payout percentages because almost all players visit casinos to stake on the real money slot games. The best online casinos address areas like the casinos’ RTPs, the games’ volatility, and how fast they payout.
Slot bonuses and promotions – We also chose these casinos based on the structure and diversity of their bonuses. Next, we reviewed the terms attached to these bonuses and gave honest opinions as to whether they’re worth trying or not.
Which Online Slot Machines Have the Highest RTPs?
A high slot RTP lowers the house edge and increases the amount you will win in the long run. So, the next time you play for real money, go for the slot game with the highest RTP, T&Cs apply.
- Secret Jungle (100.08%) – Red Dog Casino
- Cleopatra’s Gold (97.67%) – Cafe Casino
- Banana Jones (97.88)% – Red Dog Casino
- The Three Stooges (109.5%) – Red Dog Casino
- The Catfather (99%) – Red Dog Casino
- Spirit of the Inca (98.32%) – Red Dog Casino
- Aztec’s Millions (97.97%) – Las Atlantis
- Caesar’s Empire (97.37%) – Slots.lv
- Hat Trick Hero (98.23%) – Super Slots
- Achilles (97.32%) – Slots Empire
Best Online Slots Reviewed
1. Red Dog Casino – Shopping Spree II
- 106.72% RTP
- 180+ three and give-reeled slot games
- No withdrawal fees
- Bitcoin and Ethereum accepted as payment options
- Generous welcome bonus that comes with free spins
Having launched in 2019, RedDog is a fairly new online casino compared to most other sites we will be looking at. Still, this hasn’t stopped it from quickly gaining a reputation as one of the most reputable brands around – something they’ve managed to accomplish by offering a generous welcome bonus and a great game selection.
In the spirit of transparency, RedDog publishes the RTP for all games within its collection, allowing players to pick the right game for them. It’s important to keep in mind that progressives typically come with a lower RTP, although the grand prize is larger.
At 106.72%, the slot game “Shopping Spree II” has one of the highest payout rates around. This game, which is a classic 5 reel, fun-filled RTG product, features a healthy dose of wilds, scatter symbols, and free games. Additionally, players can win a progressive jackpot by landing 5 Diamond Rings on a line that sports the x20 “SALE” symbol.
Unfortunately, the minimum withdrawal amount is $150, which may be high for some users.
2. Cafe Casino – Big Money Bigfoot
- 95%-97% RTP
- Extra-large Bitcoin welcome bonus
- Extensive VIP program with lots of bonuses
- Quality collection of games by top developers
Café Casino is another new online casino that has quickly earned the favour of online slot enthusiasts. This real money slots site has some of the most generous bonuses you’re likely to find online, including a welcome bonus of 350% up to $2,500 , daily giveaways, and weekly bonuses.
The online casino currently offers around 80 slots to choose from, most of which are made by well-known software developers like RTG and Rival Gaming. Although this isn’t the largest selection around, it includes many of the top games, all of which are available via mobile.
It’s also worth mentioning that withdrawals can take up to 4 business days to process, which some may be slow for some. Processing times improve when the transaction is done via Bitcoin, although higher fees can apply.
Of all games to play on Cafe Casino, we highly recommend Big Money Bigfoot, a game that features exciting bonus rounds, multiplies, free spins, and a healthy number of scatter symbols.
3. Intertops – Birds of Paradise
- 97%-99% RTP
- 200+ slot titles available
- One of the most established slot sites
- Several payout options with fast processing times
Operating for over two decades, Intertops is one of the most well-established online casinos around, and has become known for their solid collection of slots, convenient payment options, and generous welcome bonus.
Existing customers can take advantage of several promotions, including weekly deposit bonuses, free spins, tournaments, and much more. Of all games to try out, we strongly recommend Birds of Paradise, a fast-paced, high RTP game of 5-reel slots.
Like most WGS products, Birds of Prey offers a good number of wilds, scatters, free spins, and mini jackpots – all of which contribute to its high payback rate.
4. Super Slots – Blood Money
- 97.36% RTP
- 200+ games of 3 & 5 reel slots
- Great reputation among gamers
- Several promotions available for existing customers
- Top-tier iOS and Android apps
If you mostly access online casinos on your phone, you will appreciate a mobile-friendly slot site like this one. Their mobile version is world-class, available on both iOS and Android, and hosts many of the most popular titles available..
Super Slots has plenty of bonuses and other prizes available, including jackpots, crypto bonuses, weekly rebates, and VIP reloads. Most payments are processed within 48hrs, but other transaction mediums like Bank Wire may take longer.
There are more than 200 slots online with titles like Blood Money from Concept Gaming. It has 3 reels, 5 paylines and allows players to wager anywhere from stake $0.50 to $50 per spin. What’s more, the game has a spooky horror theme with well-placed sound effects that work to enhance the experience.
5. Las Atlantis – Purrfect Pets
- 97% RTP
- Trustworthy brand
- Large game variety
- Low minimum deposits
Las Atlantis is another quality online casino, and with a quality selection of games, a user-friendly interface, and fast payout options, it’s no wonder why the site has become a favorite among online gaming fans.
New players can enjoy a larger than average welcome bonus that comes with a 35x wagering requirement and can be redeemed on both fiat and cryptocurrency deposits. Las Atlantis also offers a loyalty bonus of up to 165% for existing customers.
The one major downside is the minimum withdrawal requirement, which at $150, is higher than average.
The site hosts over 200 slot games, and of all the options available, Purrfect Pets is one of our favourites. Aside from a high RTP, this feline-themed game has everything players are looking for, including free spins, multipliers, and wilds.
6. Ignition – Viking Treasures
- 97.03% RTP
- 91 games
- Attractive weekly prizes and reload bonuses
- Established in 2016
Founded in 2016, Ignition is one of the best places online to play slots for real money. In addition to slots, the site hosts a healthy collection of blackjack, table games, and video poker.
Ignition casino scores high when it comes to reputation, games variety, banking options, and user interface. On top of this, the site also offers attractive referral and welcome bonuses along with weekly prizes for users to enjoy.
Of all games to choose from, we highly recommend checking out Viking Treasures. This 5-reel game comes with an impressive 243 paylines, amazing graphics, and makes good use of wilds, scatters, and multipliers.
7. Bovada – Fa Fa Fa
- 97.1% RTP
- One of the oldest online casinos
- SSL encrypted and secure
- 95%-96% general casino payout rate
Bovada is largely known for sports betting, but it still has something for online casino lovers. It’s safe, secure, and works well on both desktop and mobile devices. What’s more, competitive, welcome, referral, and bitcoin bonuses are all available
With only 97 slots games, the casino section doesn’t have much going on compared to other real money online slots sites. However, Bovada still lists some of the most popular titles like Fa Fa Fa.
Fa FGa Fa is a classic 3-reel slot game with a single payline. It’s user-friendly, has great graphics, and is one of the best alternatives to 5-reel slot games.
8. Slots.lv – Larry’s Lucky Tavern
- 97.3% RTP
- Founded in 2013
- Attractive bonuses for both new and existing customers
- 96% general payout percentage
Slots.lv has been around since 2013 and currently offers 120+ online slots for users to choose from.
Furthermore, the site has several promotions players can take advantage of, including a substantial welcome bonus, weekly promotions, and a comprehensive VIP package.
That being said, wagering requirements are quite high and we also experienced infrequent software glitches, an area they need to work on.
The highest game category is the real money online slots, with nice features and crisp graphics. That said, Larry’s Lucky Tavern is one of such at this online casino.
With an RTP of 97.3% and a total of 50 paylines, Larry’s Lucky Tavern features some noteworthy bonuses like free spins, scatter symbols, and bonus rounds.
9. Wild Casino – Greedy Goblins
- 97.2% RTP
- 200+ slot games
- Stellar software providers
- Weekly slots update
- 99% general casino payout rate
Since 1991, Wild Casino has served online gaming enthusiasts, and even today remains on the most popular sites around.
New customers are eligible for a $5,000 welcome bonus along with a 300% up to $300 referral bonus.On top of this, Wild Casino also accepts Bitcoin, which is great for crypto-enthusiasts.
Wild Casino currently supports over 200 slot games, with new titles being added regularly. Included within this selection is Greedy Goblins, a game we strongly believe most players should try out.
Developed by 3D BetSoft, Greedy Goblins is equipped with excellent graphics, 30 paylines, and constantly growing progressive jackpot.
The only major complaint we have about Wild Casino is that some of the withdrawal options come with higher than average fees.
10. Slots Empire – Asgard Deluxe
- High quality live games
- Plenty of ongoing promotions for regular players
- Several RTG high-quality video slots
Slots Empire is licensed and compliant with regulatory authorities, has a quality mobile app, and several deposit bonuses and free spins available.
Moreover, the site partners with RTG, a top casino gaming company known for making some of the most exciting slot games available.
One of the real money online slots worth checking out is Asgard Deluxe- the improved version of Asgard. The 5-reel Norse mythology-themed slot has incredible features and pretty cool graphics. If you’re high-spirited enough to settle for a progressive jackpot, this is the game for you.
We hope that they will add more slot games to their current list and reduce the minimum withdrawal amount from $150.
11. El Royale – Spirit of the Inca
- 98.32% RTP
- 200+ great slot games
- Legitimate casino
- Live dealer games
12. Big Spin Casino – Bamboo Rush
- 96.90% RTP
- Fairly new but upright casino
- Runs daily promotions
- Accepts Bitcoin
13. BetOnline – Mr. Macau
- 97.07% TRP
- Trusted and reputable
- A variety of promotions and bonuses
- Allows bitcoin transactions
14. SportsBetting.ag – Jungle Stripes
- 97.03% RTP
- Credible casino
- Generous welcome bonus
- 220+ slot games
- Great casino tournaments
FAQs on How to Choose the Best Online Slot Casino
How Can I Be Sure That Online Slot Machines Aren’t Rigged?
As long as you are playing in a licensed casino, you are safe. The best online casinos are legit, and allow independent bodies like eCOGRA and iTech Labs to test their games.
These casinos also use an algorithm called RNG. It randomly produces a new set of numbers which determines the outcome of a spin at that very moment without referring to previous records.
How Do I Select the Best Slot Machine to Play Online?
When playing online slots, consider:
- The reputation of the casino – It’s the only way you are assured of trust, safety, and security.
- The bonuses and promotions attached to the slot – They should have reasonable and attainable terms.
- It’s payback ratio – You need to know the hypothetical amount of money you’re likely to win back and decide if it’s worth the risk.
Do I Get Bonuses And Other Promotions When Playing Slots?
You do. Some of the rewards you can get are:
- Sign-up bonus/ no deposit bonus – It is a type of appreciation that online casinos give prospective players who have just signed up by creating an account with them, even before the players deposit some money.
- Welcome bonus/ deposit bonus – It is the bonus you get for making the first deposit and usually comes in the form of cash or free spins.
- Loyalty bonuses – These are rewards given to existing players long after the welcome depletes, like being assigned a personal manager, vacations, and birthday gifts.
What Are Free Slots?
These are slots that users can play without making a real money wager. In some ways, you can think of free slots as playing in demo mode.
Free slots are great for players who want the excitement of online gambling without spending any more. Moreover, they’re excellent for new players hoping to understand how slots work.
What Are Real Money Slots?
As the name implies, real money slots are any slots where fiat or cryptocurrency are used to place wagers. Currently, the most common ones are the 5-reel videos, 3-reel classics, the 3D animated ones, and the jackpot slots.
Best online slot sites should offer the best real money games.
What Should I Consider When Choosing a Slot Casino?
- The casino should be legal
- Have a variety of slots to choose from. Most of them have 100+
- Check the payout amount. Online slots casino games with RTPs from 96% and above are okay
- Confirm the bonuses and banking options
Our Conclusion on Online Slot Games Review
As we promised, we checked the crucial features of each casino and the slots. Always ensure you play in a reputable casino with a variety of slots. Go through the terms around bonuses and promotions before you go all in. The slots casino you choose should also have convenient payment methods and responsive customer care.
If you still need more information or are wary of the role of technology in all these, conduct more due diligence before settling for any. Remember, gambling should be fun, so don’t make it painful by stacking money you aren’t willing to lose.
All views and opinions presented in this guide are independent from any gambling site or operator. This does not prohibit the site from receiving any compensation from affiliate links for any recommendations made.
Find the right support at
if you suspect you’re suffering from a gambling addiction or please call or text the National Council on Problem Gambling at 1-800-522-4700.