About Us
Online Casinos was built for one reason: American players searching for an online casino shouldn't have to wade through marketing copy to find out what a bonus actually costs them. We focus heavily on the biggest welcome offers on the market — because that headline percentage is usually the first thing a new player looks at, and it's also the number most likely to be misunderstood. Our job is to explain what sits behind it before you deposit anything.
Why We Lead With the Bonus
A "410% up to $10,000" offer and a "225% up to 1 BTC" offer look very different on the surface, but neither figure tells you much on its own. What matters is the wagering requirement attached, which games count toward it, how long you have to clear it, and whether there's a cap on what you can withdraw afterward. We read those terms in full before we rate a casino, not just the promotional headline, and we say so when a bonus is harder to clear than it looks.
How We Rank the Casinos on This Site
Our ratings weigh a handful of factors that consistently matter to US players comparing offers:
- Size and clarity of the welcome bonus — the match percentage, the dollar or crypto cap, and any free spins attached
- Wagering terms — the playthrough multiplier, which games contribute, and how long the bonus stays active
- Game range — slots, table games, and live-dealer rooms where offered
- Banking options — the deposit and withdrawal methods available to US players and how fast payouts move
- Licensing and site security — whether the operator publishes licensing information and uses encryption to protect account and payment data
Commission from affiliate partnerships does not buy a higher position on this page. A casino offering a smaller headline bonus can still outrank one offering a bigger number if its terms are clearer or its banking is faster — that trade-off is exactly what we're trying to surface.
A Closer Look at the Top-Ranked Offers
Raging Bull sits at the top of our list with a 410% match up to $10,000 plus 50 free spins — one of the largest headline figures we cover. A bonus this size almost always carries a substantial wagering requirement and a longer path to a withdrawal, so it suits a player planning to spend time working through the playthrough rather than someone chasing a quick cash-out. Read the full terms before opting in.
Uptown Aces offers a 600% new-player bonus, the highest percentage on this page. A match that large is usually structured across multiple deposits rather than a single one, and the wagering conditions tend to scale with it — it rewards players who intend to fund their account more than once, but it's not automatically the best value for a one-time depositor.
Ignition rounds out our top three with a 300% welcome bonus up to $3,000. It's a more modest headline number than the two above it, but a lower match percentage often comes with more manageable wagering terms, which can mean a realistically achievable path to withdrawing bonus winnings. The trade-off is a smaller maximum bonus in dollar terms.
Further down the list, options like Free Spins, Ducky Luck, Zumba Cards and Bets.FM cover a mix of GC/SC social-style structures and crypto-friendly deposit bonuses, giving readers a wider spread of formats to compare beyond the largest cash matches.
What We Check Beyond the Headline Number
| Factor | Why it matters |
|---|---|
| Wagering requirement | Determines how much you need to bet before bonus funds or winnings become withdrawable |
| Game restrictions | Some bonuses only count toward slots, excluding table games or live dealer play |
| Expiry window | Unused bonus funds are usually forfeited after a set number of days |
| Maximum withdrawal cap | Some offers limit how much bonus-derived winnings can actually be cashed out |
How Payments, Games and Licensing Fit Into Our Reviews
Bonuses are only part of the picture, so our reviews also cover the practical side of playing. On the banking front, US-facing casinos we cover commonly support methods such as ACH bank transfer, debit cards, cryptocurrency, online banking transfers, and digital wallets where available — each with its own processing time and, occasionally, a fee. Withdrawals typically take longer than deposits and almost always require identity verification (KYC) first, so we note where that step is likely to add time.
On the games side, the operators we list generally split their libraries into slots, table games such as blackjack and roulette, and live-dealer rooms staffed by real dealers streamed in real time. Slot outcomes and most table games rely on certified random number generators, and long-run Return to Player (RTP) figures describe an average over many thousands of spins or hands — they say nothing about what happens on any single session. Several of these operators also run a sportsbook or social-casino product alongside their casino, which we treat as a separate offering with its own terms.
Licensing, Eligibility and Playing Responsibly
Legal online gambling in the US is decided at the state level, so a casino that's licensed and available where one reader lives may not be accessible to another. We note licensing information where an operator publishes it, but we don't claim a specific license for any site beyond what it discloses itself — always confirm current legal status and age requirements (typically 21, though this varies by state and activity) for your own state before signing up. Players generally need to be physically located within a state that permits online casino play at the time they're playing, regardless of where they live.
Bonuses are entertainment incentives, not income. Set a deposit and time limit before you play, never gamble with money you can't afford to lose, and stop if it stops being fun. Our Responsible Gambling page covers self-exclusion options and support services in more detail.
How We Make Money, and What That Doesn't Change
Online Casinos earns commission when readers click through to a casino and sign up. That relationship never decides where an operator lands on our list — the ranking reflects bonus terms, game range, banking and licensing, in that order of weight for a page like this. We'll tell you plainly when an offer's wagering terms are tough to clear, even for casinos near the top.
Full terms for each site change from time to time, so always check the current bonus conditions on the operator's own page before opting in. Questions about our process, or something you think we've got wrong, can go through our Contact Us page. Our Terms and Conditions page covers how this site itself operates.