

Our reviews are based purely on numbers: casino ratings, expected value calculations for bonuses, and progressive jackpots.
CASINO Rating 4%
We verify, analyse, and rank online casinos using 30+ parameters, including bonus and wagering terms, payout reliability, transaction speed, game selection, provider variety, RTP (Return-to-Player), licensing legitimacy, customer support responsiveness, reputation, VIP programs, and more. Our goal is to help players make the best casino choice based on facts, not marketing claims.
BONUSES Rollxo Casino
Focus on data, not casino ad promises. We’ve done the maths for you. Using Monte Carlo methods, we’ve simulated 100,000+ bonus scenarios to reveal true probabilities and calculate real expected value (EV) and return on investment (ROI).More bonuses
If a casino has few bonuses for players (1 or 2), we show bonuses from other casinos that we have top ROI (Return on Investment).Expected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
Wagering probabilityAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
Expected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
Wagering probabilityAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
Expected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
Wagering probabilityAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
Expected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
Wagering probabilityAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
Responsible Gambling
This is a fundamental requirement—casinos without proper responsible gambling measures often struggle to obtain a licence. We evaluate four key tools: deposit limits, self-exclusion, reality checks, and time/session limits. All this data is available on our site for your convenience.



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Our Verdict
Our reviews will help you determine if a casino is right for you. We will show you whether the casino is licensed, whether it is an independent platform or a White Label solution, how user-friendly its interface is, and how attractive its bonuses are. We will also highlight any drawbacks, such as limited payment options. Our final verdict comes as a rating with detailed comments. We analyse casinos across dozens of parameters to ensure you get the best gaming experience. Our motto: “Created by players, for players.” Our platform displays all essential information with complete transparency. Try it today!
SIMILAR CASINOS
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Expected value from all welcome bonuses
2 746
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Expected ROI
+70%
Expected Value
281NZ$
Expected Winning
681NZ$
rating
Expected value from all welcome bonuses
2 746
NZD
Shows the expected profit from all welcome bonuses in the casino. We sum up the EV of each bonus, calculated based on 250,000 simulations using the Monte Carlo method.
Expected ROIExpected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.

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Expected value from all welcome bonuses
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Expected ROI
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rating
Expected value from all welcome bonuses
4 754
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Shows the expected profit from all welcome bonuses in the casino. We sum up the EV of each bonus, calculated based on 250,000 simulations using the Monte Carlo method.
Expected ROIExpected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
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Expected ROI
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rating
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3 435
NZD
Shows the expected profit from all welcome bonuses in the casino. We sum up the EV of each bonus, calculated based on 250,000 simulations using the Monte Carlo method.
Expected ROIExpected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
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Expected value from all welcome bonuses
3 586
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Expected ROI
+46%
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Expected Winning
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rating
Expected value from all welcome bonuses
3 586
NZD
Shows the expected profit from all welcome bonuses in the casino. We sum up the EV of each bonus, calculated based on 250,000 simulations using the Monte Carlo method.
Expected ROIExpected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.

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Expected value from all welcome bonuses
4 857
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Expected ROI
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Expected Winning
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rating
Expected value from all welcome bonuses
4 857
NZD
Shows the expected profit from all welcome bonuses in the casino. We sum up the EV of each bonus, calculated based on 250,000 simulations using the Monte Carlo method.
Expected ROIExpected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.

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Expected value from all welcome bonuses
1 211
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Expected ROI
+32%
Expected Value
293NZ$
Expected Winning
1 211NZ$

rating
Expected value from all welcome bonuses
1 211
NZD
Shows the expected profit from all welcome bonuses in the casino. We sum up the EV of each bonus, calculated based on 250,000 simulations using the Monte Carlo method.
Expected ROIExpected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.

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Expected value from all welcome bonuses
6 505
NZD
Expected ROI
+44%
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Expected Winning
576NZ$

rating
Expected value from all welcome bonuses
6 505
NZD
Shows the expected profit from all welcome bonuses in the casino. We sum up the EV of each bonus, calculated based on 250,000 simulations using the Monte Carlo method.
Expected ROIExpected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
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Expected value from all welcome bonuses
6 230
NZD
Expected ROI
+51%
Expected Value
256NZ$
Expected Winning
756NZ$
rating
Expected value from all welcome bonuses
6 230
NZD
Shows the expected profit from all welcome bonuses in the casino. We sum up the EV of each bonus, calculated based on 250,000 simulations using the Monte Carlo method.
Expected ROIExpected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.

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Expected value from all welcome bonuses
10 646
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Expected ROI
+51%
Expected Value
256NZ$
Expected Winning
756NZ$

rating
Expected value from all welcome bonuses
10 646
NZD
Shows the expected profit from all welcome bonuses in the casino. We sum up the EV of each bonus, calculated based on 250,000 simulations using the Monte Carlo method.
Expected ROIExpected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
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Expected value from all welcome bonuses
2 334
NZD
Expected ROI
+51%
Expected Value
256NZ$
Expected Winning
756NZ$
rating
Expected value from all welcome bonuses
2 334
NZD
Shows the expected profit from all welcome bonuses in the casino. We sum up the EV of each bonus, calculated based on 250,000 simulations using the Monte Carlo method.
Expected ROIExpected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
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Expected value from all welcome bonuses
1 249
NZD
Expected ROI
+64%
Expected Value
192NZ$
Expected Winning
492NZ$
rating
Expected value from all welcome bonuses
1 249
NZD
Shows the expected profit from all welcome bonuses in the casino. We sum up the EV of each bonus, calculated based on 250,000 simulations using the Monte Carlo method.
Expected ROIExpected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
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Expected value from all welcome bonuses
12 549
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Expected ROI
+19%
Expected Value
840NZ$
Expected Winning
5 340NZ$
rating
Expected value from all welcome bonuses
12 549
NZD
Shows the expected profit from all welcome bonuses in the casino. We sum up the EV of each bonus, calculated based on 250,000 simulations using the Monte Carlo method.
Expected ROIExpected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.

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Expected value from all welcome bonuses
364
NZD
Expected ROI
+67%
Expected Value
101NZ$
Expected Winning
251NZ$

rating
Expected value from all welcome bonuses
364
NZD
Shows the expected profit from all welcome bonuses in the casino. We sum up the EV of each bonus, calculated based on 250,000 simulations using the Monte Carlo method.
Expected ROIExpected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
rating
Expected value from all welcome bonuses
9 748
NZD
Expected ROI
+42%
Expected Value
945NZ$
Expected Winning
3 195NZ$
rating
Expected value from all welcome bonuses
9 748
NZD
Shows the expected profit from all welcome bonuses in the casino. We sum up the EV of each bonus, calculated based on 250,000 simulations using the Monte Carlo method.
Expected ROIExpected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.

rating
Expected value from all welcome bonuses
4 987
NZD
Expected ROI
+45%
Expected Value
362NZ$
Expected Winning
1 162NZ$

rating
Expected value from all welcome bonuses
4 987
NZD
Shows the expected profit from all welcome bonuses in the casino. We sum up the EV of each bonus, calculated based on 250,000 simulations using the Monte Carlo method.
Expected ROIExpected return on your deposit bonus (%). We run over 250,000 simulations to calculate the expected ROI with precision down to a single percent.
Expected valueExpected net profit from the bonus. We play through bonuses 250,000 times and calculate the average expected value using the Monte Carlo method.
Expected WinningAverage winnings from cleared bonuses. Since not every bonus is successfully cleared for a profit, the expected winnings from fully cleared bonuses are higher than EV. Important note – this metric only accounts for bonuses that have been fully wagered.
FAQ
Can you gamble online in New Zealand?
Yes, it is legal to gamble online. The Gambling Act 2003 forbids local companies from running online casino NZ. However, Kiwis can play on offshore gambling sites. Apart from this, domestic operators such as the TAB and Lotto NZ are authorized to provide online gambling services.
What is the best online casino in New Zealand?
The best online casino in New Zealand depends on preference. For instance, do you want fiat or cryptocurrency? Do you prefer a mobile app or access the website through a web browser? Based on our 101 RTP experts, Kiwis Treasure, Jackpot City, and Legiano are some of the best online casinos for Kiwi players.
What is the highest-rated online casino?
The top online casinos rated by 101 RTP are Jackpot Village, Slot Mafia, and Casumo. Our experts give them a high ranking due to their long-standing reputation, responsive customer support, and high-quality gaming experiences. Likewise, the best online casino in NZ has transparent policies and pays out winnings. A legitimate license also ensures player protection.
What is the most secure online casino?
The most secure NZ online casino uses advanced encryption and robust privacy policies to protect players. The sites use SSL encryption, 2FA authentication, and secure payment gateways. This way, personal and financial data are safe from hackers. Examples of these casinos are Lucky Spins, Jackpot Frenzy, and Spinanga.
Which online casino has best payout rate?
Tonybet, Bet 365, and Spinsbro have the best payout rate. These casinos publish their return to player percentages so players have better chances of winning over the long term. Their RTPs exceed 96% for most games. Besides, independent certifications from eCOGRA and similar organizations ensure the casino online rates are fair.
What online gambling are you most likely to win?
You will most likely win playing games with low house edges, simple rules, and high return to players. Blackjack has one of the lowest house edges in a casino online NZ, sometimes around 1%. Alternatively, play slots. Some slot games have a high return to player. Plus, since they rely on luck, the chance of winning is higher.
What online casino actually pays?
Any online casino real money NZ licensed, regulated, and has a track record of timely payouts is reliable. Examples include PlayOJO, Spinz, and Nova Jackpot. Look for gambling sites with low fees, multiple banking options, and transparent withdrawal policies. Reviews from organizations like eCOGRA also confirm that the casino process wins fairly.
Can you ever win in online casino?
Yes, you can win in most casinos. However, understand that outcomes are determined by the Random Number Generators (RGNs). The RGN ensures fairness in an NZ casino online. Thanks to this feature, players win in the long term. That said, you must adopt the best strategies to improve your chances of winning in a skill-based game.
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