Playing the best RTP slots is the ultimate way to increase your chances of winning at online casinos.
We explain why our experts prefer to play them, how to choose the highest RTP slots, and more. You can also explore our high payout online slots at some of the best slot sites for real money in 2025 below.
Top 10 High RTP Slots 2025
What Are the Best RTP Slots?
For real money slots, most titles will hover around 96% RTP. This means slots with a 97% RTP or higher are high RTP online slots. Some slots can even provide an RTP of 99%. The higher the RTP of a slot, the more you can expect to win, theoretically.
Slots with a progressive jackpot will typically feature a lower RTP ratio to make up for the life-changing payout you can potentially win when you trigger the progressive jackpot. We recommend that you review the RTP of an online slot before you play. This will prolong your gaming sessions and increase your chances of winning, especially while playing high RTP online slots.
Top 10 High RTP Slots to Play
Now that you have a better understanding of what slots with a high RTP are, you can explore our top 10 best payout slots online to play for real money below. You will find the slot name, RTP percentage, and volatility to help you make an informed decision.
| Slot Name | RTP Percentage | Volatility |
| 1. Mega Joker | 99.00% | High |
| 2. Codex of Fortune | 98.00% | High |
| 3. Starmania | 97.87% | Medium |
| 4. White Rabbit Megaways | 97.72% | Medium |
| 5. Medusa Megaways | 97.63% | High |
| 6. Secrets of Atlantis | 97.07% | Medium |
| 7. Steam Tower | 97.04% | Medium |
| 8. Gorilla Go Wilder | 97.04% | Medium |
| 9. Halloween Fortune | 97.02% | Medium |
| 10. Reel Rush | 97.00% | Medium |
Top 5 Best RTP Slots Reviewed
Most of you will undoubtedly choose one of the top 5 best paying online slots from the table above. For this reason, I included a quick overview for each of the top 5 titles below, giving you additional information like slot theme, number of reels, paylines, bonus features, and why you should play the online slot in 2025.
1. Mega Joker Slot – Retro Theme with Incredible Average Payouts
Released in 2011, the Mega Joker slot is propelled by 3 reels, 3 rows, and 5 paylines. As a high volatility title, you can choose between a variety of bet limits, ranging from $1.00 to $10.00 a spin. In terms of bonus features, you’ll notice that NetEnt kept the slot rather simplistic and easy to understand.
While you won’t find any wilds, scatters, multipliers, or free spins, you can take advantage of the Supermode feature each time you hit a winning combination. When you decide to play in Supermode, you’ll use the upper reel set as opposed to the reels at the bottom of the layout.
When you display the joker in Supermode, you’ll receive a mystery prize ranging between 100 coins and 2,000 coins. The maximum you can win in the game is 2,000x your bet through the local jackpot embedded in this highest RTP slot.
2. Codex of Fortune Slot – Top Prize Worth 10,000x Your Stake
The Codex of Fortune slot, developed by NetEnt, burst onto the scene in 2021 and is a sequel to the Turn Your Fortune slot. Powered by 5 reels, 4 rows, and 40 fixed paylines, this high volatility title provides a French Art Nouveau theme along with an assortment of bet limits to accommodate all pocket sizes, ranging from $0.20 to $100 a spin.
In terms of bonus features, you will benefit from a wide range of special symbols and bonus rounds. The online slot comes equipped with butterfly wild symbols, peacock scatter symbols, multipliers, a Fortune Re-spins feature, a Fortune Wins feature, a Save the Keys feature, and a free spins feature.
The most noteworthy is the Fortune Wins feature that is tied to the massive five-tier cylinder on the left of the reels, containing 5 prize tiers along with 7 upgradable levels. During respins, you can look forward to prizes worth 200x your stake, while in the free spins feature, you can chase the maximum win worth 10,000x your stake.
3. Starmania Slot – Generate Huge Payouts with Wins Both Ways
Starmania is an immensely popular 5 reel, 3 row slot from NextGen Gaming featuring 10 paylines as well as a win both ways mechanic. You can enjoy your reel-spinning adventure with a plethora of bet limits, ranging from $0.10 to $20.00 a spin. As a win-both-ways slot, you can trigger winning combinations from right to left and left to right. You’ll also benefit from a top prize worth 1,000x your stake.
Apart from being one of the best high payout slots, and generating wins from both sides of the reels, you can also take advantage of a handful of bonus features. This includes wild symbols that can substitute for all regular symbols on reels 2, 3, and 4 as well as scatter symbols that are responsible for unlocking the free spins feature.
Once unlocked, you will receive 10 free spins. What makes the free spins round so interesting is the fact that 30 additional stacked wild symbols will be added to the middle 3 reels during the feature.
4. White Rabbit Megaways Slot – Win 17,420x Your Stake
Developed by Big Time Gaming, the White Rabbit Megaways slot is driven by 5 reels where each reel can contain between 2 to 7 symbols. The more symbols you display on each reel, the more Megaways or ways to win you’ll unlock. Display 7 symbols on each reel to benefit from 16,807 Megaways in the base game. Bet limits range from $0.20 to $20.00 a spin and provide a top jackpot prize worth 17,420x your stake.
You will find several bonus features in the game, including the Caterpillar Wilds feature, the Down the Rabbit Hole Free Spins feature, an Extending Reels feature, and a Feature Drop feature.
The Caterpillar Wilds feature can add up to 4 bonus wild symbols at random with up to 3x multipliers, while the Down the Rabbit Hole free spins feature will award 15 free spins that will be played on a new set of reels. You can also increase the ways to win up to an outrageous 248,832 Megaways during the free spins round for some truly astonishing winning opportunities.
5. Medusa Megaways Slot – Unlock up to 9 Bonus Features
Powered by NextGen Gaming, the Medusa Megaways slot is propelled by 6 reels with up to 117,649 ways to win. Reels 1 and 6 can feature up to 7 symbols, while the other reels can contain up to 6 symbols. Playable on both desktop and mobile devices at online casinos NY, you can also look forward to a maximum jackpot prize worth 50,000x your stake.
You can take advantage of 9 bonus features in the game. This includes scatter symbols, the Reaction feature, the Medusa’s Gaze feature, the Free Games feature, the Temptation feature, a Snake Strike feature, the Unlimited Win Multiplier feature, an Extra Reel, and the Buy Pass feature.
The Free Games feature is undeniably the most exciting, as most of your winning potential will take place during the free spins round. You can earn up to 20 free spins and benefit from multipliers, extra reels, and other features to potentially unlock huge winnings.
The Best RTP Slots by Developer
There a hundreds of software providers offering excellent slots with the best payout opportunities in 2025. Below, we’ll take a look at industry giants such as NetEnt, Microgaming, Pragmatic Play, Playtech, and Play n Go. You will also find the top 5 high RTP slots from each of them for added convenience.
NetEnt High RTP Slots
NetEnt is an immensely popular software provider of world-class gaming solutions. It provides over 350 games to some of the most sophisticated online casinos in the world. Its history can be traced back to the 1970s when it delivered slot machines to land-based casinos in Sweden.
In 1996, the company entered the online gambling market and quickly climbed the ladder to become one of the most famous software studios in the industry. In June 2020, NetEnt was acquired by Evolution. Some of the top high payout slots from Netent include:
- Mega Joker – 99.00%
- Blood Suckers – 98.00%
- Kings of Chicago – 97.80%
- Devil’s Delight – 97.60%
- Simsalabim – 97.50%
Microgaming (Games Global) High Paying Slots
Established in 1994, Microgaming is considered the undisputed champion when it comes to online gaming entertainment. The company created the first online casino in the world and provides more than 800 games, including some of the best mobile slots in the business.
The company holds the Guinness World Record for the biggest progressive jackpot network and the largest progressive jackpot payout on an online slot. In May 2022, Microgaming divested its Quickfire brand to Games Global. Some of the best paying slots from Microgaming include:
- Jurassic Park – 97.70%
- Immortal Romance – 96.90%
- Bust the Bank – 96.80%
- Thunderstruck II – 96.70%
- 108 Heroes – 96.60%
Pragmatic Play Best Payout Slots
Entering the online gambling market in 2015, Pragmatic Play is a young but rapidly growing and ambitious software provider of gaming content for mobile and online casino sites. With more than 200 games, it provides its services to world-class online casinos in over 80 countries across the globe.
It has already established a reputation as a forward-looking and innovative company at the frontline of the industry. You can explore a wide variety of themes, payline structures, and bonus features in its gaming catalog. Some of the top Pragmatic Play slots with high RTP percentages include:
- The Catfather – 98.10%
- 888 Gold – 97.52%
- Gold Train – 97.16%
- Caishen’s Gold – 97.08%
- Irish Charms – 96.96%
Playtech High Paying Slots
Playtech originated as a company in 1999 in Estonia and quickly gained recognition for its massive poker network. It eventually transformed into a software development empire, expanding into the world of iGaming and online trading.
The iGaming arm of Playtech supplies online slots, online poker, online bingo, and government-sponsored lottery along with jackpot games and live stream tables. You can explore over 500 games at top Playtech casinos. Some of the highest RTP slots from the software provider include:
- Golden Tour – 97.71%
- Alien Hunter – 97.69%
- Jungle Boogie – 97.40%
- Neptunes Kingdom – 97.19%
- Desert Treasure – 97.10%
Play n Go Best Payout Online Slots
In 2007, Playtech spearheaded the revolution of mobile gaming by introducing the first casino game for mobile devices. The game developer from Sweden has since moved to Hungary and received several licenses in jurisdictions like the UK, Belgium, Denmark, Italy, Malta, and Gibraltar.
You can explore over 300 titles, including video slots, bingo games, scratch cards, and table games. All titles offer intuitive gameplay, immersive audio, and refined graphics. Some of the best payout slots from Play n Go include:
- Reactoonz – 96.52%
- Return of the Green Knight – 96.27%
- Beats of Fire Maximum – 96.25%
- Legion of Gold Unleashed – 96.25%
- Viking Runecraft 100 – 96.22%
High RTP slots are incredibly popular among Arab players. Therefore, some UAE online casinos are a top destination for those seeking the best returns. With a selection of slots offering higher return-to-player rates, these casinos provide a great opportunity. Make sure to check them out at some point.
Best Strategy for High RTP Slots
If you want to be successful while playing the best payout online slots, knowledge is power. You won’t be able to improve your luck while playing games that are dependent on chance and completely random. However, you can give yourself the best chance of winning when you incorporate our top tips and strategies.
Best Casino Bonuses for High Paying Slots
The majority of offshore gambling sites for US players will come equipped with generous promotions and bonuses to boost your bankroll. Just ensure you read through the terms and conditions before claiming them. You can use casino bonuses to your advantage while playing high RTP online slots. This will prolong your gaming experience and increase your chances of winning.
Welcome Match Bonuses
As a newly registered customer, you’ll be entitled to various welcome match bonuses, depending on where you play. You can decide between a first deposit match bonus, a multi-tiered welcome package across several deposits, or a welcome bonus with free spins that will usually be available on some of the most popular slots in the industry.
Free Spins
Free spin promotions are ideal for both new and existing players. They allow you to discover new slots while boosting your balance with additional bonus funds. You can get acquainted with slot symbols, bonus features, payline structures, and bet limits before spending your hard-earned money.
Cashback Bonuses
Cashback bonuses give you a second chance to win big. After experiencing a bad run on the best payout slots online, you’ll receive a percentage of your losses back as a bonus. This allows you to test new high RTP slots for free. Some of the best no-wagering cashback bonuses can be found at no-KYC casinos and mobile casinos.
Tips on How RTP Actually Works
Assuming that any slots with high RTP (Return to Player) percentages would yield better payouts all the time is a common misconception. RTP works on a complicated algorithm that constantly changes. A clear understanding of how it’s calculated and what affects the percentage would allow you to better identify the best times to play highest RTP slots:
- Calculation: The RTP percentage is calculated based on the return over thousands of spins. For example, if players wagered $100,000 over a long period and the slot returned $95,000, the RTP (for that period) is 95%.
- Long-term Average: The average RTP percentage will always remain the same in the long term. The slot might return over 100% for a certain period but will return lower than the stated RTP to ensure it meets the average in the long run.
- House Edge: The house edge represents how much the casino expects to profit from any particular game in the long term. The RTP determines the average return the player can expect. Therefore, the house edge is the opposite of RTP; a slot with an RTP of 96% has a house edge of 4%.
- Average RTP Does Not Change: The average RTP percentage will always be the same for the set period. However, it might change from day to day, hour to hour, or even minute to minute. When calculated over thousands of spins, the average will always match what’s stated on the slot.
- Verification: Third-party companies such as eCOGRA and iTechLabs are responsible for testing and verifying the accuracy of RTP percentages over time. Therefore, it’s important to use trusted game providers that allow third-party audits.
Common High RTP Slots Misunderstandings
The most common misunderstanding when it comes to high RTP slots is thinking you’ll always win more because the percentage is higher.
As mentioned in the above section, the RTP percentage will shift at complete random. At times, you might experience a massive winning streak, activating combinations and features with ease. This indicates a higher-than-usual RTP that might last for a minute or an hour, but eventually, it will change to ensure the slot meets the average.
Playing some of the best RTP slots and expecting excellent returns is a mistake many players make. There’s no way of knowing if the current percentage is in your favor or not. Therefore, you might experience a long no-winning streak and think it’s a terrible slot. However, when you return later, you may activate massive payouts and loads of features.
Is RTP and House Edge the Same Thing?
The RTP will represent the opposite side of the house edge. The house edge, in essence, is the difference between the odds that an online casino offers you and the true odds of a game. The house edge can also be expressed as a percentage for every bet that the casino expects to keep and is determined by the rules of the game.
You should also be aware that while the RTP will indicate the overall potential return to you, online games also utilize a Random Numbers Generator (RNG) as a source of randomness as it generates outcomes within each game. This means that there is always a chance that your next spin could either produce a win or a loss.
Choosing the Right Volatility for High RTP Slots
It’s worth mentioning that the theoretical RTP is only one aspect to examine when choosing an online slot machine at any fast payout online casino. Other characteristics include gameplay, jackpot size, slot volatility, and slot variance, which can also impact your overall experience and chances of winning. Below, we’ll go over the importance of slot volatility and why it plays an important role when choosing online slots in 2025.
The volatility in the highest RTP slots refers to the frequency in which payouts occur as well as the size of the payouts. Volatility is simply a measure of risk as it determines how often you will win or lose and the winning amount. The volatility of an online slot can be described as low, medium, or high, with each category containing its own strengths and weaknesses. Below, you can see what each volatility level offers and how it will impact your experience while playing penny slots, video slots, or top jackpot slots.
Slot Volatility vs. Slot Variance – What’s the Difference?
Volatility and variance are frequently used as synonyms in online slots. While these terms are not 100% identical, you will often see them used in the same way, so it’s worth keeping it in mind. Volatility refers to how often you will win and how much you will win, typically over a shorter period. Variance, on the other hand, refers to the expected deviation of payouts that you will see while playing slots, typically calculated over a longer period.
Where Can You Find High-Paying Online Slots
There are many offshore casinos that feature some of the highest-paying online slots. Here is where you can find the ones with the best RTP rate:
- Best Arizona casino sites
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- Top Alaska casinos online
- Best Louisiana online casinos
- Indiana online casino sites
- Missouri casinos
- Montana gambling sites
Best High Paying Online Slots – Final Thoughts
The best RTP slots should be part of your must-play list for two reasons. They provide the best opportunities to win big and can easily prolong your gaming sessions. While the RTP should not be considered the final word when choosing which online slot to play, it remains a key indicator of how to approach them. With the information we provided, you should have no problem finding a high RTP slot that is best suited for your playstyle and preferences.