Online slots have exploded in popularity over the last decade. With thousands of games to choose from, dazzling graphics, and the chance to win big from the comfort of your couch, it’s no wonder slots are the go-to choice for online casino players.
The most crucial statistic for gauging a slot’s profit potential is its average payout percentage, also known as the return to player (RTP). This tells you the long-term expected payback from the game.
Online slots RTPs generally fall between 90% and 98%. This means for every $1 wagered on average, between 90 cents and 98 cents is paid back to players over time. The higher the percentage, the lower the house edge and the better your odds.
It’s important to note that the RTP represents projected results over hundreds of thousands, if not millions of spins. You could win big or lose badly over a short session, but the math will hold up in the long run.
Armed with that knowledge, let’s take a closer look at the top-paying slot games available today at major online platforms like JustCasino.
Top-Paying Online Slot Titles
| Game | Theme | RTP | Hit Frequency | Volatility |
| 1429 Uncharted Seas | Underwater | 98.6% | 25.2% | Medium |
| Blood Suckers | Vampires | 98% | N/A | High |
| Kings of Chicago | Gangsters | 97.8% | 26.5% | Medium |
| Simsalabim | Magic | 97.5% | N/A | Medium |
| Jack and the Beanstalk | Fairytale | 96.3% | N/A | High |
Under the Sea: 1429 Uncharted Seas
Claiming the top spot with a sky-high RTP of 98.6% is the aquatic-themed 1429 Uncharted Seas from software developer Thunderkick. Everything from the soundtrack to the symbols featuring Neptune, mermaids, octopuses, and pirate ships pulls you into its underwater universe.
As a medium volatility game, Uncharted Seas provides a nice balance of steady smaller wins and big jackpot potential. And with a generous hit frequency of over 25%, you can expect to hit winning combinations about once every four spins.
This lost city of Atlantis is calling your name. The generous payouts could have you swimming in cash before you know it.
Bloodthirsty Payouts: Blood Suckers
If vampires are more your speed, check out the gothic slot Blood Suckers from NetEnt. Blood Suckers sinks its teeth into players with brooding graphics and sinister sound effects as you join the battle against the undead.
The RTP on this one comes in at 98%, tied for second on our list. As a highly volatile game, Blood Suckers may see you endure long dry spells but also offers epic wins when you do strike it big.
With mystery scatter symbols and free spins up for grabs, the bloodthirsty action never stops. Just be warned – the vampires only come out between 9 PM and 6 AM!
More Slot Games With Sky-High RTPs
While Uncharted Seas and Blood Suckers top our list, they’re far from the only premium slots with mouthwatering payout rates. Here are three more titles where the odds look favorable:
- Kings of Chicago – Channel your inner mob boss with this unique slot from NetEnt-themed around gangsters and speakeasies in the 1920s. With cartoonish graphics and a 97.8% RTP, this “video poker meets slots” mashup serves up exciting play and big scores.
- Simsalabim – Enter the magician’s lair in this mesmerizing game by NetEnt. Mystical symbols like magic wands, potions, and spellbooks adorn the reels. Its 97.5% RTP and medium volatility make Simsalabim an excellent option for slot fans.
- Jack and the Beanstalk – Join Jack on his quest up the beanstalk in search of riches in this 20-payline slot by NetEnt. With walking wilds, re-spins, and a giant bonus game, this 3D animated game offers an RTP of 96.3% and all the excitement you could want.
Takeaway: Choose Games With 96%+ RTP
While no slot offers guaranteed wins, by playing games with a 96% or higher average payout, you give yourself the best statistical chance of coming out ahead in the long run. Games with RTPs in the high 90s have lower house edges, allowing players to get more playtime out of their bankroll.
So next time you log in to play online slots, reference this list, check the RTPs of titles that catch your eye, and make informed decisions. The games with the best payout percentages should rise to the top of your list.
