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Highest Paying Online Casinos 2019

As we’ve pointed out in various pages on, factors such as bonuses, licensing and game choice should be priority. But so should the average pay-out percentage of the casinos too. Obviously, it's best to play the the highest paying online casinos, isn't it?

Luckily, all reputable casinos offer public statistics and insights into their operations incuding the casinos rtp % (return to player) which is thanks to their licensing restrictions. What's more, most casinos are monitored on a monthly basis by independent experts like eCOGRA. These statistics are given to reflect the percentage of player wagers returned as winnings during the period and are published freely. Here’s our top list of the highest paying casino sites with proven statistics: 

Highest Paying Rtp % Casino Sites 

Casino RTP  More



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Mr Green Casino

Also taking a top spot here on the best paying online casinos is Mr Green Casino. This casino is a major player, offering all the best games slots and live games, as well as some comprehensive sports betting options!

Mr Green at last check, were said to have a 96.49% pay back rate which puts it among of one of the highest paying casino sites out there. Mr Green offers a fab welcome bonus of 100 extra spins and up to £100 in bonuses. We have to admit it - Mr Green Casino is one of the best online casinos there is.

18+. T&C Apply

100% up to €100

100 Extra Spins

Mr Green Casino Codes

Dunder Casino

Dunder Casino has been online for a good few years, maintaining a great reputation for fairness and providing an all-round top casino experience.

At last check, Dunder Casino were broadcasting a generous pay-out rate 97.85%. Not only is this incredibly generous and one of the best paying online casinos out there, it also shows the commitment of providing a fair place to play casino games and slots.

Dunder Casino offers over 750 casino games within a simple and easy to use website or mobile casino. New players can grab up to 200 extra spins on Netent slots, as well as a £600 bonus package. More details can be found below.

18+. T&C Apply

US Players Not Accepted

20 Bonus Spins on Book of Dead (upon registration)

Dunder Slots And Bonuses

A fantastic looking modern casino site, Thrills Casino packs a punch with their RTP at a modest 97.50%! That's one of the highest paying casinos online! What's more, Thrills Casino offers premium casino games from all of the top casino games suppliers including Netent and Microgaming plus a total of 14 others, as well as give their players rewards every time you play!

What’s more, you can get started with a generous welcome bonus package of 20 free SUPER spins, which not only are worth a whopping £1 each, they’re also wager free. You can also take advantage of a welcome bonus of up to £1,500 in extra casino bonuses. Get started at Thrills Casino below or find out more from our Thrills Review.

SuperLenny Casino

A sister casino site to aforementioned Thrills Casino, Superlenny Casino is slick, smart and will give you an all-round casino experience which is second to none. It’s also a modern sports betting site too, so Superlenny would be a perfect choice for those who love to play casino games and also makes online sports bets. 

Superlenny Casino offers a whopping 97.50% payback percentage which also makes it inline with Thrills Casino as one of the best paying online casinos, plus they also offer all new players 150 Free Spins & £150 casino bonus fromt he word go. Read more in our Superlenny Review or visit the casino below.

Casumo Casino

Casumo offers a completely quirky and unique theme, so much so that you’d be hard pushed to find another casino site quite like it. This is because Casumo uses a relatively new concept called ’gamification’ which, in a nutshell means that it incorporates real time rewards and adventure that you as a player can experience. It’s one of the smartest casinos around to combine this modern feature and if that wasn’t enough, Casumo also boasts an impressive pay-out rate of a whopping 97%!

Visit Casumo below and take advantage of their new customer welcome offer of 120 free spins and up to £1200 in casino bonuses, or find out more by checking out our Casumo Review.

18+. T&C's | BeGambleAware®

200% up to €50

20 Spins on Registration


Spinit Casino

Spinit Casino is fun and offers all the leading casino games and jackpots including Mega Moolah Slot and Mega Fortune Slot. What’s really impressive is their average RTP% which is said to be between 96-97%!

Spinit Casino is well known for value, starting with 200 free spins on Netent slots and £1,000 in total casino bonuses for all new players getting started.

Since Spinit Casino is owned by the same iGaming company of Casino Cruise Online Casino, be sure to know it’s also highly reputable and offers some fun promotions on a regular basis too. Get started at Spinit below or read more in our Spinit Review to get an overall picture.

18+. T&C's | BeGambleAware®

100% up to €1000

200 Extra Spins

Read Review

Play at The Highest Paying RTP % Online Casinos

So there you have it; our top 5 highest paying casinos, which are not only transparent in their RTP% but are offering the potential for some serious profit with some loose games and big jackpots!

If you like what you see, then why not pick your favourite casino site above and start making a return today, not just from their awesome welcome bonuses and rewards programs, but also from their published statistics which prove they are among the highest paying casino sites out there!