About Us

Best Online Casinos is an independent research and comparison site covering online casinos for readers in the United States. Our focus is payouts: how much a casino gives back through game math, how fast money actually leaves an account, and what the terms attached to a bonus do to the money you thought you had won. This page explains who we are, how we reach our conclusions, where our revenue comes from, and what we will not claim.

We are not a casino and we do not accept deposits, hold funds or take bets. We publish written research at energytrap.org. Everything here was last fact-checked on Sep 27, 2026.

Why this site leads with payouts

Most casino comparison copy leads with the largest headline percentage it can find. That number is the least reliable guide to what a player ends up with. Three things matter more:

• Return to player (RTP) — the long-run theoretical percentage a game returns across millions of rounds. A 96% RTP slot is not a promise about your session; it is a statistical property of the game, verified by the testing labs that certify random number generators.
• Wagering requirements — the multiple of a bonus (and sometimes the deposit too) you must stake before a withdrawal is possible. A 375% bonus with 40x wagering is a smaller practical offer than a modest one with no playthrough.
• Withdrawal mechanics — minimum withdrawal amounts, weekly and monthly caps, processing windows, identity verification, and any fee taken on the way out.

A high advertised bonus and a low effective payout frequently sit on the same page. Our job is to separate them and to show you where the friction is before you deposit.

How we research a casino

We have no testing evidence to offer and we will never pretend otherwise. We do not open accounts, deposit money, play games or request withdrawals. What we do is read and verify. Our reviews are desk research built from published terms and conditions, operator help pages, game provider documentation, state regulator registers and publicly reported player complaints.

1. Legal standing. We check whether an operator is licensed by a US state gaming regulator and, if so, which states it may serve. Accepting a US customer is not the same as being authorized to serve one, and we treat those as separate questions.
2. Bonus terms in full. We read the playthrough multiple, what it applies to, the maximum bonus bet, the expiry window, game weighting and any cashout cap on bonus winnings.
3. Banking. Minimum deposit, accepted methods, minimum and maximum withdrawal, stated processing times, fees, and whether payout method must match deposit method.
4. Verification. What KYC documents are required, when they are requested, and whether source-of-funds checks apply above certain thresholds.
5. Games and software. Which studios supply the library, whether RTP figures are published, and the spread across slots, table games and live dealer rooms.
6. Player protection. Deposit and loss limits, session reminders, self-exclusion tools, and a documented complaints route.

Where a casino does not publish a figure, we say the figure is not published rather than estimating one. Where advertising and terms conflict, we report the terms. Our editorial ratings are our own opinion scores, not customer-review averages and not a measure of anyone's actual results.

How we make money

Best Online Casinos earns commission when a reader clicks through to an operator and opens an account. That is our only meaningful revenue. It pays for the research and keeps the site free to read.

Commission does not buy a position. Rank order and editorial ratings are set before any commercial consideration, and an operator cannot pay to move up, to have a limitation removed, or to avoid criticism. If a site we earn from has a restrictive bonus cap or a slow payout window, it says so in the write-up. Commercial links appear throughout the site, including on this page's ranked list.

What our top-rated listings actually say

The cards above this text show our current order. Below is what sits behind the first few positions and, just as importantly, where each one is weaker on the payout question this site cares about.

Raging Bull — rated 10.0

Raging Bull holds our top position because its offer structure is unusually transparent for a bonus of that size and because it publishes a broad slot library with clear progressive jackpot listings — the category where headline payouts are largest and least predictable. The advertised welcome package is 410% up to $10,000 plus 50 free spins. Conditions attached to a percentage bonus of that scale always matter more than the number: expect a playthrough multiple on the bonus, a maximum bet cap while wagering is active, an expiry window, and in many cases a limit on how much of the bonus winnings can be cashed out. Free spins are usually tied to named games with their own separate wagering. Read the promotions terms on the operator's own page before claiming.

Limitation: a very large percentage bonus is the hardest kind to clear. The higher the multiple, the more likely you will lose the balance before the requirement is met, and the cashout cap can mean a large win converts into a much smaller withdrawable figure. It also suits high-volatility play, which is the wrong fit for anyone who wants steady session length.

Magician Bet — rated 9.9

Magician Bet is the one entry on this list built around the thing we spend most of our time explaining: no wagering. Its 101% No Wagering offer means bonus funds are not locked behind a playthrough multiple, which removes the single biggest reason players fail to withdraw. For a payout-focused reader, a smaller bonus without wagering is frequently worth more in practice than a headline multiple with 40x attached.

Limitation: no-wagering offers are typically smaller, and they usually carry other constraints instead — a low maximum conversion, a short claim window, game restrictions, or a cap on the bonus amount. "No wagering" does not mean no terms, and minimum withdrawal thresholds and verification still apply.

Slots of Vegas — rated 9.8

Slots of Vegas earns its place on game range rather than terms. The advertised 375% bonus plus 50 free spins on Cash Chaser is game-specific on the spins side, which is normal and worth noting: spin winnings are usually credited as bonus funds with their own requirement, not as cash. It is a slots-first operator, so if your interest is blackjack, roulette or baccarat, the weighting rules will work against you — table games commonly count for a fraction of their stake toward playthrough, or not at all.

Limitation: a narrower live dealer presence than slots-heavy branding suggests, and the tied free spins mean the second half of the offer only has value if you want to play that specific title.

Uptown Aces — rated 9.5

Uptown Aces advertises the largest percentage on our list at 600% for new players. We rank it below the three above precisely because size and value diverge here. A 600% match almost always comes with a tighter maximum bet while wagering, a lower cap on the deposit it applies to, and a cashout limit. It is a reasonable fit for a small deposit and a long session, and a poor fit for anyone planning to withdraw quickly.

Limitation: the effective value is far below the headline once the multiple and any conversion cap are applied.

Side-by-side: the entries we rank

Casino	Advertised offer	Our rating
Raging Bull	410% up to $10,000 + 50 free spins	10.0
Magician Bet	101% no wagering	9.9
Slots of Vegas	375% bonus + 50 free spins on Cash Chaser	9.8
Uptown Aces	600% for new players	9.5
Card Crush	Instant welcome reward: 2 mystery coins and 5 cards	9.4
Zumba Cards	250% deposit bonus up to 250 SC	9.4
BetUS	200% up to $4,000 for new players	9.4
Amazon Jackpots	4 posters + 40 free SC + bonus wheel for $20	9.2
Slots and Casino	500% up to $2,500 across three deposits	9.1
Bets.FM	225% deposit bonus up to 1 BTC + 225 free spins	9.0

Ratings are editorial judgments made by us. They are not player satisfaction scores and they do not predict what any individual will win or lose. Offers change without notice; the operator's own terms page is always the authority.

Money in and money out

Taking part costs whatever the site's minimum deposit is — often in the $10 to $25 range in the US market, though some promotions require more to qualify for the full match. Two entries above make their entry cost explicit in the offer itself: Amazon Jackpots prices its welcome package at $20, and Zumba Cards and Amazon Jackpots both denominate rewards in SC, a sweepstakes-style unit rather than dollars, which changes how and whether a balance can be redeemed. Bets.FM quotes its cap in bitcoin, so the dollar value of that ceiling moves with the market.

Common US payment routes, and what usually applies to each:

• Debit cards — widely accepted for deposits, usually instant. Not always available for payouts.
• Credit cards — accepted by some operators, blocked by some issuers for gambling, and sometimes treated as a cash advance with a fee from your bank.
• ACH / e-check — common for both directions in regulated states; typically one to five business days out.
• Bank wire transfer — used for larger withdrawals, slower, and the most likely to carry a flat fee.
• E-wallets — generally the fastest payout route where offered. PayPal availability is limited and depends on the operator, the state and your account status; do not assume it is supported.
• Cryptocurrency — offered by some operators, including Bets.FM. Value is not fixed against the dollar and consumer recourse is weaker than with bank rails.

Payouts are never instant in practice. Expect a pending or review period set by the casino, then the processing time of the method itself. Minimum withdrawal amounts, weekly caps and monthly caps all appear in banking terms and are the figures most often missed. First withdrawals require identity verification — government ID, proof of address and proof of the payment instrument. Larger or unusual activity can trigger source-of-funds checks. Uploading documents when you register rather than when you withdraw is the single most effective way to avoid a delay.

What we cover, game by game

• Slots — the bulk of most libraries. We look for published RTP and note volatility, because a high-variance game and a low-variance game with identical RTP behave completely differently over a short session.
• Progressive jackpots — pooled prizes funded by a slice of every stake. The headline figure is real; the odds of reaching it are extremely long, and base-game RTP is usually lower to fund it.
• Table games — blackjack, roulette and baccarat. These typically have the lowest house edge of anything on the site and, for that reason, the worst bonus weighting.
• Live dealer — streamed tables with human croupiers. Slower, with fixed table minimums, and frequently excluded from bonus play entirely.
• Mobile — browser play and native apps. We note whether a dedicated app exists and whether the mobile catalog matches the desktop one.

Fairness in all of these rests on certified random number generators and on the software studios supplying the titles. We report which studios an operator names and whether RTP is disclosed. We do not publish catalog counts we cannot verify.

The other products these operators run

Several brands on our list are not casino-only. BetUS operates sportsbook betting alongside its casino, and its 200% up to $4,000 welcome offer may carry different terms depending on which product you apply it to — sports bonuses usually use odds requirements rather than slot playthrough. Bets.FM likewise sits in the betting-plus-casino category. Card Crush, Zumba Cards and Amazon Jackpots run card and coin-based formats with sweepstakes-style currencies, where the redemption rules, not the wagering rules, are the thing to read. Poker rooms, bingo and virtual sports appear at some operators too. Bonus funds are rarely transferable between product lines, and a balance earned in one may not clear a requirement set in another.

Who may play, and under what rules

Online casino gambling in the United States is regulated state by state, not federally. Federal law sets boundaries — most notably around interstate wire transmission and payment processing — but the authority to license an online casino and to decide whether it may operate sits with individual state gaming regulators. Only a minority of states have authorized real money online casino play, and several more permit online sports betting without permitting casino games.

What that means for you:

• You must be 21 or over in most states with legal online casino gaming; a few set the floor at 18 for certain products.
• You must be physically located within a state that licenses the operator. Geolocation checks are run at login and during play, and residency alone is not enough.
• Identity verification is a legal requirement, not an optional step. We do not cover operators marketed on the basis of skipping it.
• Gambling winnings are taxable income in the US. Keep your own records.
• Sweepstakes and promotional-entry models operate under different state rules again, and availability varies. Check the terms for your state before assuming a redemption is possible.

Where a licence or authorization has not been confirmed by us, we do not claim one exists. We also never describe any casino as completely safe, and we never guarantee a withdrawal, a payout or a win. If something goes wrong, the route is the operator's formal complaints procedure first, then the relevant state regulator's dispute channel.

Playing within limits

Gambling is entertainment with a cost attached. It is not income and it will not fix a financial problem. Every licensed casino is required to offer deposit limits, loss limits, session reminders, cooling-off periods and self-exclusion, and third-party blocking software can restrict gambling sites at the device or network level. Our responsible gambling guidance sets out those tools and where to find confidential support, including the National Council on Problem Gambling helpline at 1-800-522-4700, available 24/7.

Corrections, questions and disagreements

Terms change often, and we would rather be told than be wrong. If a figure on this site no longer matches an operator's published terms, tell us and we will check it and amend the page. Our contact page is the fastest route. The rules covering use of this site are set out in our terms and conditions, and readers outside the US market may find our UK-focused casino coverage more relevant to their situation.

If you take one thing from this page: compare the terms, not the headline. Start with wagering requirement, maximum bonus bet and cashout cap, then check the withdrawal minimum and the payout window for the method you intend to use. Work through the individual reviews on energytrap.org at your own pace, and only deposit money you are prepared to lose.