Smaller, more frequent prizes
Citrus reels
96% RTP
73% of spins pay a prize
A gentler prize distribution. Compare it with Orbit at the same theoretical return.
A guide to return to player
Highest RTP slots in 2026.
Explore the numbers behind the reels.
At 98% theoretical RTP, 100 credits wagered have an expected return of 98 credits and an expected cost of 2 credits.
Published slot returns
A closer look at the numbers
Book of 99 and Mega Joker both have published RTP figures of 99%. Mega Joker includes Supermeter play and bet-dependent paytables. Read the conditions alongside each figure before comparing games.
This is a selected list of provider-published figures. The RTP shown in an operator's game rules applies to that version. It may differ from the figure below.
| Game / provider | Published RTP | What to check | Official source |
|---|---|---|---|
| 99Book of 99Relax Gaming | 99.00% | Provider product figure. Confirm the RTP in the version you open. | Provider & demo page |
| MJMega JokerNetEnt | 99.00%Check mode / rules | Includes basic and Supermeter modes. Paytables depend on the bet. | Provider page |
| 6KJackpot 6000NetEnt | Up to 98.90% | Provider states an upper figure. Includes Supermeter play. | Provider page |
| MLMarching LegionsRelax Gaming | 98.12% | July 2020 launch specification; described as high volatility. Recheck current rules. | Provider release |
| MCMoney CartRelax Gaming | 98.00% | The original Money Cart. Check the full title and version. | Provider & demo page |
| BSBlood SuckersNetEnt | 98.00% | The original Blood Suckers. Sequels have their own specifications. | Provider page |
| CFCodex of FortuneNetEnt | 98.00% | Provider product figure. Read the feature and key-saving rules. | Provider page |
| WRWin & ReplayWazdan | 96.99% | Provider labels volatility Medium. Check the local game rules. | Provider page |
Showing 8 games. Figures describe published versions, not your next spin.
No matching games in this selected list.
The demo room
Play with virtual credits
Three original games. Start with 100 virtual credits and see how different prize distributions feel.
Wider swings in results
Orbit reels
96% RTP
25.45% of spins pay a prize
The same RTP as Citrus, with more zero-prize spins and less frequent larger prizes.
Rare, larger prizes
Vault reels
98% RTP
22.39% of spins pay a prize
The highest RTP of these demos, with the widest swings in individual results.
Prize frequency includes stake returns and partial returns. Original educational simulations. Virtual credits have no cash value. No deposits, purchases, or withdrawals. The named commercial slots in the comparison table are separate games.
Looking for a provider's own demo?
Relax Gaming's product pages offer a Try Game option with an age check. Availability depends on the provider and your location.
03 The math behind the number
What is RTP in slots?
RTP means return to player: the theoretical share of total stakes a game returns as prizes over a very large number of rounds.
A slot with 98% RTP has a theoretical house edge of 2%. If total stakes reach 1,000 credits, the expected prize total is 980 credits. That calculation describes an average across outcomes.
A deposit and total stakes are different amounts. If you deposit 100 credits, then reuse prizes to make 500 one-credit spins, your total stakes are 500 credits. That is the amount used in an RTP calculation.
Your observed return is total prizes divided by total stakes, multiplied by 100. A short session can sit far above or below the published percentage.
Source: Gambling Commission definitionsYour figures, explained
RTP calculator
Estimate the long-run expected return for a fixed amount of total stakes. Use the same unit throughout: credits, dollars, or pounds.
This calculation uses the RTP you enter. It does not predict a session balance or a chance of profit.
Same average. Different experience.
RTP and volatility
RTP describes expected return. Volatility describes how widely individual results can vary. A game can have a high RTP and still produce long stretches without a prize.
Citrus reels and Orbit reels both return 96% in their exact mathematical models. Citrus pays something on 73% of spins, including partial stake returns. Orbit pays something on 25.45% of spins, with a larger share of its return coming from occasional bigger prizes.
A prize can be smaller than the stake. Citrus produces a net profit on 18% of spins; Orbit does so on 10.45%. These are calculated probabilities for the original demos on this page.
Variance is a numerical measure of spread. Standard deviation is its square root. Provider labels such as low, medium, or high may use different scales, so the labels alone do not establish an exact comparison.
Two demos at 96% RTP
Probability of receiving any prize, including a partial stake return
Compare the demosThe version matters
How to find a slot's RTP
Start inside the exact game you intend to compare. A shared title or familiar artwork does not establish that two versions use the same return.
- 01
Open the help or information panel
Look for Game rules, Help, Paytable, or an information icon. Find the stated return to player and any separate mode-specific figures.
- 02
Record the version and conditions
Keep the full game title, provider, operator, jurisdiction, check date, and relevant mode together. Save the rule text if you are comparing configurations.
- 03
Compare matching figures
Use the rules of that version. An upper figure from a provider page needs its stated conditions. If the rules give no figure, ask the operator for the specification.
Search by developer
RTP by slot provider
Wazdan slots RTP
Wazdan publishes 96.99% for Win & Replay and labels its volatility Medium. This is one sourced example; a catalogue-wide maximum needs a complete comparison.
View the game specificationPragmatic Play slots
To find the highest RTP Pragmatic Play slots available to you, collect the figures from the games' rules at your operator. Keep regular play and any separately described feature modes distinct.
Use the version checkPlayson slots
Compare Playson titles by the RTP shown in each game's help panel. Record the version next to the number so a later change can be identified.
Check the exact gameKA Gaming slots
Start with the full KA Gaming title and its rules. A provider name or a similar title alone does not identify a game's probability model.
Follow the same checksFind the relevant version
Casino and country checks
The table above records provider specifications. Use the following checks when your question names a specific casino or market.
High RTP slots in the UK
Open the version offered by the UK operator and read its help panel. Record the RTP before comparing titles. The Gambling Commission distinguishes a game's designed theoretical return from its observed results over a measured period.
Read the Commission's definitionsBetMGM, DraftKings, and FanDuel
For the highest RTP slots on BetMGM, DraftKings, or FanDuel, compare the games available in your jurisdiction using their own rules. Record the operator and jurisdiction with every percentage. A provider's headline figure does not establish the configuration offered in that catalogue.
A Reddit thread can point you toward a title to investigate. Check its quoted percentage against the current in-game rules before using it in a comparison.
Chumba Casino
Check the title, play mode, currency, and applicable rules together. Use only percentages documented for that game configuration. The online slot examples above do not establish a top-ten list for Chumba.
Highest RTP slots in Las Vegas
A meaningful comparison needs the settings of specific installed machines. Nevada's public summaries report figures by categories such as market and denomination. Those aggregates do not identify the ten highest-RTP individual machines in Las Vegas.
For a particular machine, look for its rules and ask the casino what configuration information it can provide. Keep online game specifications separate from cabinet-specific evidence.
Source: Nevada Gaming Control BoardA few practical questions
RTP questions,
answered.
Which online slots have the highest RTP?
Among the sourced examples here, Book of 99 and Mega Joker publish 99%. Mega Joker has mode and bet-dependent rules to check. The list is a selected comparison; it does not establish a worldwide maximum or availability at your casino.
Are there 99% RTP slots?
Yes. The provider pages for Book of 99 and Mega Joker publish 99%. A 99% theoretical return corresponds to a 1% theoretical house edge when the stated conditions apply.
What counts as a high RTP slot?
Use a defined comparison set. This page offers 98% and 99% filters so you can choose a threshold explicitly. A higher percentage lowers the theoretical house edge when the compared figures use equivalent conditions.
Does higher RTP mean more winning spins?
The percentage alone cannot tell you how often a spin pays. Prize frequency and prize size both contribute to RTP. The original Citrus and Orbit demos show different prize frequencies at the same 96% RTP.
Can the same slot have different RTP versions?
A title can be supplied or configured in more than one version. Read the RTP in the rules of the version you have opened, including any conditions for a particular mode. Keep that figure with the operator and check date.
Does 98% RTP mean I get 98% of my deposit back?
The calculation uses total stakes. Reusing prizes creates additional stakes, so that amount can exceed a deposit. Individual results vary, and the published percentage does not promise a particular ending balance.
Can a short demo session verify a commercial slot's RTP?
A short session shows only its observed results. Establishing theoretical RTP requires the game's probability model and payout rules. The local demo percentages are calculated from their complete outcome tables.
Why is Jackpot 6000 listed as up to 98.90%?
NetEnt uses an upper figure and describes a Supermeter mode. Keeping "up to" preserves that qualification. Check the game rules before treating the figure as applicable to every way of playing.
Are the free games on this page real-money slots?
Citrus reels, Orbit reels, and Vault reels are original educational demos with virtual credits. Commercial game links open the provider's own page. Credits in the original demos cannot be bought, transferred, or redeemed.
04 The source notes
Sources and checking method
The comparison uses game-provider product pages and an identified provider launch release. Each row links to the evidence used. Source pages were reviewed on ; that date describes a source review, not a test of every operator's configuration.
Figures are shown with their published precision. An "up to" figure keeps that wording. Mode-specific conditions remain beside the number. Marching Legions uses the provider's July 2020 launch specification, clearly labeled as such.
The selection includes games with retrievable primary-source RTP evidence. It is not an exhaustive database. A current casino-specific entry would additionally need the operator, jurisdiction, version, game-rule evidence, and check date.
The original demo RTPs are calculated from their full weighted outcome tables. Their prize distributions and exact probabilities are available inside each demo. They have no connection to the commercial games listed above.
About RTP slots
RTP slots is an informational guide to published game returns. It brings provider evidence and simple probability demonstrations into one place. The site does not accept bets or hold player funds.
Privacy
The original demos and calculator run in your browser. Their inputs and balances are kept in memory and reset when you reload the page. This page adds no analytics or advertising cookies. The hosting service may process standard request data. External provider pages have their own policies.