About Us
Online Casinos was built for one reason: US players searching for online casinos deserve a straight answer about where free spins offers are genuinely worth claiming, and where the fine print quietly cancels out the headline number. This page explains who we are, how we put our rankings together, and what we do and don't claim about the sites we cover.
Why free spins sit at the centre of what we do
Free spins are one of the most misunderstood parts of any welcome package. A casino can advertise a large spin count and still attach wagering requirements, game restrictions or expiry windows that make the offer far less generous than it first appears. Our job is to read that fine print before you have to, so when we cover an offer like Raging Bull's 410% match up to $10,000 plus 50 free spins, or the 20 free spins on the Gorilla Slot bundled into Non GamStop Casinos 2026-style promotions, we're looking at the wagering conditions, the maximum bet allowed while spinning through a bonus, and the cap on what you can actually withdraw.
How we assess and rank the sites we list
Every casino on this site is reviewed against the same set of practical criteria. Commission from a listed operator never buys a higher position — our editorial ratings are set independently of any partnership.
- Licensing and regulation: whether the operator holds a recognised gaming licence and what oversight that brings.
- Bonus terms: wagering requirements, expiry dates, maximum withdrawal caps and which games count toward clearing a bonus.
- Game fairness: whether slots and table games use certified random number generators and whether independent testing is referenced.
- Banking: the deposit and withdrawal methods on offer, processing times, and any fees.
- Support and security: HTTPS encryption, account verification steps, and how easy it is to reach a human when something goes wrong.
We researched each entry using publicly available terms, licensing pages and support documentation. We do not claim to have deposited or played at any of these sites — our reviews are based on verification of published information, not first-hand wagering.
Where the top-rated offers actually stand out
| Casino | Headline offer | What matters most about it |
|---|---|---|
| Raging Bull | 410% up to $10,000 + 50 Free Spins | Large match ceiling, but a bonus this size typically carries a longer wagering requirement — read the terms before assuming the full $10,000 is realistic. |
| Uptown Aces | 600% for new players | The steep percentage is eye-catching, though high-percentage matches often come with lower maximum bonus caps in dollar terms — check the small print. |
| Ignition | 300% Welcome Bonus up to $3,000 | A more moderate match with a widely-used structure; Ignition is also known for its poker and live-dealer tables, which is relevant if slots aren't your only interest. |
These three sit at the top of our list because their offers are competitive on paper and their terms were the clearest to verify at the time of review. Every headline figure comes with conditions — minimum deposits, wagering multiples, or expiry windows — that we outline on each individual review page rather than repeat here.
What "free spins" and "bonus" actually mean once you play
Return to Player (RTP) is a long-term statistical average published for each slot title. It does not predict what will happen in any single session, including one funded by free spins. A 96% RTP slot can still produce a losing run over ten or a hundred spins — the figure only evens out over a very large number of rounds. We explain this on individual reviews because it affects how much value a free spins offer really carries: spins on a low-RTP or high-volatility game are worth less in practice than the same spin count on a game with better long-run odds.
Eligibility and the legal side of online casino play in the US
Online casino gambling in the US is regulated at the state level, not nationally. Where legal, players are generally required to be:
- At least 21 years old, though the minimum age can vary by state and by gambling activity.
- Physically located within a state where online casino play is licensed, verified through geolocation checks when you play.
- Registered with accurate identity details, since casinos are required to verify who you are before releasing withdrawals (KYC checks).
Availability changes by state, and it's the reader's responsibility to confirm what's legal where they are before signing up anywhere.
How deposits and withdrawals typically work
Banking methods vary by operator, but US players commonly encounter a mix of the following:
- Debit cards — usually the fastest way to deposit, though not always available for withdrawals.
- ACH bank transfer and online banking — direct from a US bank account.
- Cryptocurrency — often faster for withdrawals and sometimes tied to specific crypto-only bonus offers.
- Digital wallets — where supported, though not every US-facing casino accepts them.
- Cash at partner locations — offered by some operators for deposits or pickups.
Withdrawal times depend on the method and on how quickly identity verification is completed — expect delays if documents haven't been submitted in advance. Processing fees, where they exist, are set by the individual casino and should be checked on its own banking page.
Beyond the casino floor
Several of the operators we cover run more than a slots-and-table-games catalogue. Ignition, for example, is well known for online poker alongside its casino games, and a number of the sites on our list also offer live-dealer rooms as a distinct category from standard RNG-based slots and table games. If sports betting or poker matters as much to you as casino play, it's worth checking each operator's own site for what else sits under their licence.
Playing within your limits
Free spins and bonus percentages are marketing tools, not a signal that a win is likely. The house edge is built into every game of chance, and no bonus changes that. We recommend setting a deposit and time limit before you play, never gambling with borrowed money, and stopping if it stops being enjoyable. Our Responsible Gambling page has more detail on setting limits and where to find support if gambling starts to feel like a problem.
Questions readers often ask us
Do you accept payment to rank a casino higher?
No. Editorial ratings shown on this site are set by our review process, not by any commercial arrangement. We may earn a commission if a reader signs up through a link on this site, but that never decides where an operator sits in our rankings.
Have you personally played at every casino you list?
We research and verify published terms, licensing information and support documentation for every listing rather than depositing or wagering ourselves. Our reviews reflect that verification, not first-hand play.
Why do free spins offers look different from site to site?
Operators set their own wagering requirements, maximum bet limits and eligible games, so two offers with the same headline spin count can differ significantly in real value. Always check the specific terms attached to the offer you're considering.
Who can I contact if I have a question about this site?
You can reach us through our Contact Us page, and our full terms are laid out on our Terms and Conditions page.