Best Online Casinos was built for one straightforward reason: finding a trustworthy online casino in the US shouldn't require reading fifty pages of fine print yourself. We focus heavily on online slots — the single most-played category at nearly every US-facing casino site — and use that lens to judge everything else a site offers, from bonus terms to how quickly it pays out.

What We Actually Do

We research US-facing online casinos and put together comparisons that focus on the details that change a real player's experience: the size and playability of slot libraries, how welcome bonuses are structured, what it takes to withdraw a win, and how each site handles security and identity checks. We are a publisher and comparison resource, not a casino operator, and we don't process deposits, withdrawals, or wagers ourselves.

Commercial Disclosure

Some of the casinos listed on davidagrimes.com pay us a commission if a reader signs up through our site. This never decides how a casino ranks. Our editorial ratings reflect our own research into each site's slot selection, bonus terms, licensing, and payment handling — a casino cannot buy a higher position on our lists.

How We Evaluate a Casino Site

Because our focus is online slots, our research process leans on a few core questions for every site we cover:

  • Slot library and variety: the range of slot themes, volatility levels, and providers, plus whether jackpot or progressive titles are included.
  • Bonus terms as written: wagering requirements, maximum bet limits while a bonus is active, game weighting, expiry dates, and any withdrawal caps tied to bonus funds.
  • Payment practicality: which deposit and withdrawal methods are supported and how long payouts typically take once identity verification is complete.
  • Licensing and security signals: whether the operator publishes licensing information, uses HTTPS encryption, and applies recognized account-security measures.
  • Support quality: the channels available and whether basic questions get a useful answer.

We do not deposit, wager, or attempt withdrawals ourselves as part of this process — we research publicly available terms, licensing details, and platform information rather than testing gameplay outcomes. No rating on this site should be read as a prediction of what any individual player will experience, and every casino carries a house edge: outcomes on slots and every other game are never guaranteed, no matter how a bonus is marketed.

Understanding RTP and Game Fairness

Return to Player (RTP) is a figure that appears often in our slot coverage, and it's worth being clear about what it means: it's a long-run statistical average calculated over millions of spins, not a promise about any single session. A slot advertised at 96% RTP can still produce long losing streaks or big short-term wins — the number describes the game's design, not your outcome. Reputable operators use certified random number generators for their slots and other games, and many publish independent testing certificates from recognized labs. We treat the presence of that documentation as a positive signal, not proof of any specific result.

Eligibility, Licensing, and Local Law

Online gambling law in the US varies significantly by state, and availability of real-money online slots depends entirely on where a reader is physically located, not just where they live. Generally:

  • Players must meet the minimum legal gambling age, which is commonly 21 for online casino play, though some states set different ages for different forms of gambling.
  • Legal real-money online casino play is generally restricted to players physically present within a state that permits it — being a resident is not always enough on its own if you're travelling outside that state.
  • Licensed operators are subject to oversight from state gaming regulators, which is part of why we favor sites that are transparent about their licensing.

We don't claim any specific license or registration on behalf of the sites we list — always confirm current licensing and legal status for your own state before signing up anywhere.

Payments: What to Expect

US online casinos commonly support a mix of payment methods, though availability varies by operator and by state. Readers typically encounter debit cards, ACH bank transfers, online banking transfers, digital wallets, cryptocurrency, and sometimes online cash transfer services; a smaller number of sites also offer cash deposits at partner locations. Processing times and fees differ by method and by casino, and most sites require identity verification (KYC) — proof of identity, address, and sometimes payment source — before releasing a withdrawal. We flag verification requirements where they're notably slow or strict, because that's often the difference between a good and a frustrating payout experience.

Responsible Gambling Comes First

Slots are designed to be entertaining, but they are still games of chance with a built-in house edge, and no strategy changes that. Before depositing anywhere, set a deposit limit and a time limit for yourself, never gamble with money you've borrowed, and stop if it stops feeling like entertainment. Most licensed casinos offer self-exclusion tools and links to state or national support services. Our Responsible Gambling page goes into more detail on setting limits and where to find help if gambling starts affecting your finances or wellbeing.

Other Things Worth Knowing

If you're outside the sites' target US audience — for example UK readers looking at options outside the national self-exclusion scheme — we cover that separately on our Non GamStop Casinos page rather than folding it into this one. Full terms for using this site are set out in our Terms and Conditions.

Get in Touch

Questions about a review, a correction to suggest, or feedback on your own experience with a listed casino — we want to hear it. Reach out through our Contact Us page and we'll get back to you.

Accepted Payment Methods
VisaMastercardPayPalApple PaySkrillNetellerBank TransferPaysafecardRevolut