Best online casinos? Expert reviews for top real money gambling sites
Finding the best online casinos for real money is no easy task. With so many options to choose from ― and so many different factors to consider — which casino sites and casino bonuses stand above the rest?
Our experts compiled data to compare the top online casinos in the U.S. based on payout speeds, game choice, welcome bonuses, unique value propositions (UVPs), user experience and, of course, perks.
Here is a guide to the best online casinos and gambling sites. All betting and operator information provided by Gambling.com.
Best online casinos in August 2025
- BetMGM casino: Game depth is unmatched
- Caesars Palace online casino: Best for quick payouts and rewards
- Fanatics casino: Innovative rewards
- FanDuel casino: Same-day, seamless withdrawals
- bet365 casino: Exclusive online slot games
- DraftKings casino: Appealing cross-platform navigation
- BetRivers casino: Stellar live-dealer game options
Best Online Casinos Reviewed by Experts
BetMGM casino online
The BetMGM casino offers more than 1,000 slot titles to choose from, along with over 150 exclusive games and an in-house progressive jackpot network. Load times are quick, especially on one of the top casino apps, and so are payouts.
Users who are slot enthusiasts or jackpot chasers might choose BetMGM as their preferred online casino destination. However, low-stakes players should look elsewhere.
BetMGM casino bonus: TODAY1000
The BetMGM casino bonus code TODAY1000 earns bettors a 100% deposit match bonus worth up to $1,000, plus a $25 no-deposit casino bonus. Alternatively, you can sign up with the code TODAY2500 and get a deposit match up to $2,500 plus 100 bonus spins.
BetMGM runs slots tournaments and leaderboard challenges, giving you lots of chances to win bonus bets. There are also regular “Bet & Get” deals, and a referral bonus of $50 in site credits. BetMGM casino is part of the MGM Rewards loyalty program.
Caesars casino online
Caesars Palace Online Casino offers a polished, high-value online gaming experience, placing it among the best gambling sites. Best known for its VIP-style rewards program and polished site, Caesars has made a strong digital comeback since its 2023 platform relaunch.
While Caesars impresses with its quick payments and streamlined onboarding process, it has a smaller game library than its competitors, which often have high playthrough requirements.
Caesars casino bonus: USAPLAY2500
The Caesars casino promo code USAPLAY2500 gets 100% deposit match up to $2,500 (15x required for slots, 30x for video poker, 75x for all other games except for craps, roulette and baccarat).
Recurring promotions have included a 20% rebate on table game losses up to $40, a prime-time reload bonus and a video poker bonus for app users. It is also covered by the Caesars Rewards program.
Fanatics casino online
Fanatics is the new kid on the casino block and is quickly gaining attention with its FanCash program that lets you convert play into bonus bets and sports gear.
Although it boasts a relatively small gaming catalog, the Fanatics casino rewards system is one-of-a-kind and attractive for sports fans.
Fanatics casino bonus: No code needed
Get up to $1,000 back in casino credit (1x required) with a Fanatics Casino promo code. The flagship offer delivers up to $100 a day in site credit for net losses each day of your first 10 days as an account holder. Players in Michigan and New Jersey can choose an alternative offer that pays back 100% of net losses up to $1,000 incurred over their first 24 hours as an account holder.
Fanatics Casino is one of the best online gambling sites and offers many different types of recurring promotions, including bonus spins, cashback bonuses and bet & get promos.
FanDuel casino online
Many know FanDuel as a legacy DFS site and sportsbook, but its online casino experience is just as competitive.
There's no loyalty program, but FanDuel casino payouts are quick and the sign-up offer provides new users with 500 bonus spins and a $40 credit if they deposit $10.
FanDuel casino bonus: No code needed
Grab your FanDuel Casino promo code offer, then deposit $10 to get 500 bonus spins and $40 credit (1x required). You also will get daily spins on the FanDuel Casino Reward Machine each day, giving you a chance to win cash prizes.
bet365 casino online
A household name in global online betting, bet365 boasts a casino experience highlighted by quick load times and a unique game inventory.
Backed by in-house titles and Playtech slots, bet365 offers users something different and quick payouts on winnings.
bet365 casino bonus: No code needed
Get a 100% deposit match up to $1,000 plus 10 days of bonus spins (up to 500 max). You will need to wager the deposit match bonus 30 times on eligible casino games before you can withdraw your bonus funds and any winnings from them. The 10 days of bonus spins have a 1x playthrough and are for Big Piggy Bank, Grizzly, Space Invaders Win & Spin and Wolf it Up.
DraftKings casino online
DraftKings delivers a seamless experience for players who want access to casino, sportsbook and DFS all under one roof.
Users who crave a multi-platform betting experience will enjoy the sports betting integration and catalog of more than 1,400 games and 50 exclusive selections.
DraftKings casino bonus: No code needed
Get up to $1,000 in credit plus 500 bonus spins (1x required). You can earn up to $1,000 back in bonuses for net losses in your first 24 hours following opt-in. Each spin is worth $0.11 per spin.
DraftKings Casino customers also can take part in leaderboard challenges, such as Bonus Blizzard, to win prizes. There is a referral bonus worth up to $100, and you can also earn points for the Dynasty Rewards loyalty program.
BetRivers casino online
BetRivers offers a player-friendly experience combined with relatively low wagering requirements.
Backed by a robust live dealer portfolio and frequent bonus offers, BetRivers is great for players who don't mind a slightly cluttered site layout and a mobile app with sporadic lag.
BetRivers casino bonus: CASINOBACK; PACASINO250
CASINOBACK (NJ, MI, MV) gets 24 hours of casino losses back up to $500, while or PACASINO250 (PA) delivers a 100% deposit match up to $250 in PA only (1x required). There are daily prize draws for BetRivers customers, and the online casino offers free bingo games for the chance to win bonus money.
How to sign up at real-money online casinos
Signing up for a new account at any real money online casino requires completing just a few short steps:
- Click the green “PLAY NOW” button next to one of the real money online casinos featured on this page. It will open the site and ensure you get the best sign-up bonus.
- The landing page will highlight the welcome offer you have qualified for. Click to open the registration form. Enter your email address and choose a password.
- Provide your personal information such as name, date of birth, address, phone number and final four SSN digits. Agree to the terms, accept the privacy policy and complete the form. You’ll need to confirm you are old enough and in a state where the online casino is operating to earn a bonus and place wagers on your favorite games.
- You can then make your first deposit to unlock the welcome bonus and begin playing the best RTP slots, card games and table games.
Online casino pros and cons
Pros
- Generous welcome bonuses, bonus spins and loyalty rewards
- Play anytime, anywhere with no waiting for favorite games
- Wide selection of slots, live dealer games, poker variants and more
Cons
- Occasional technical glitches or lags can be frustrating
- Real-money games only available in limited states
- Can lack the social aspect of a physical casino
Are online real money casinos legal?
Yes, real money casinos are legal in the U.S., but only a handful of states have legalized online casinos. However, in states without legal real money casinos, you can often play at social and sweepstakes casinos.
It is legal to play online casinos for real money in Michigan, New Jersey, Pennsylvania, West Virginia and Connecticut. In all states with legal real money online casino sites, you must be 21 or older to play. All of the recommended real money online casino sites on this page are legitimate; they are all licensed, legal and trustworthy. Among the most popular are Caesars online casino and BetMGM, which both enjoy a large share of the market due to their expansive selection of games, top-notch user experience, huge bonuses and more.
It's important to wager responsibly. You can set limits on yourself and get help from a vast array of resources available, including the National Council on Problem Gambling (NCPG), 1-800-GAMBLER and others.
How to choose a legit real money casino
Not every online casino is the same — and not every player wants the same thing. Finding the right fit depends on what matters most to you: fast payouts, deep game variety, generous bonuses or top-tier loyalty rewards. Choosing your online casino isn’t about chasing the biggest promo — it’s about finding the best overall experience for how you play.
Here’s a practical decision guide based on the features that truly impact your experience:
Welcome offers and ongoing online casino bonuses
Bonuses are critical to the real money online casino experience. Check out the size of the welcome bonus, the ease of the wagering requirements and the quality of the recurring promos and loyalty rewards at each online casino. Recurring promos are important once you’ve used the welcome bonus offer.
- If You Want Big Bonuses Right Away: Look for sites with high-value deposit matches and low wagering requirements, such as at Fanatics Casino.
- If Loyalty Rewards Matter: Look to Caesars and BetMGM
Payment methods & payout speed
Finding real money casinos that offer your preferred payment methods is important, whether it be via Play+, PayPal, debit cards, bank transfer, Skrill, etc. You also want fast withdrawal times. While some US online casino sites have options that process withdrawals in minutes, typically most online casinos offer plenty of options that process withdrawals within 24–48 hours.
- If You Want Fast Withdrawals: FanDuel (payouts in <12 hours), bet365 (same-day Apple Pay) among top choices. Look for PayPal casinos for one of the easiest banking experiences.
Game variety & software providers
Players will have their favorite games, but variety and game quality at real money online casinos is important. The best operators provide hundreds of slots from a broad pool of suppliers, resulting in a large and diverse range, along with jackpot slots. In addition, they offer lots of virtual table games, video poker games, online scratch cards and variety games, plus a live dealer casino.
- If You Want Game Variety: More slots and table games mean more fun and flexibility. BetMGM and DraftKings are great options.
Mobile compatibility
The quality, design, usability and access to a real money casino apps and site is important. Above all else, it should be something that you enjoy using. Whatever operator you use should also run smoothly, be easy to navigate, and uncomplicated when signing up and using regularly. Ensure the site or app is fully optimized for iOS and Android.
- If You’re Playing on Mobile: A clean, responsive experience makes all the difference. FanDuel and Caesars among top picks.
Licensing & regulation
We only recommend using casinos that are legal and licensed in the United States, and it's important that the real money online casinos you sign up for are credible, trustworthy, have a good reputation and keep your banking and personal information safe. Only play at sites licensed by the governmental agencies in the states they operate in, such as the Pennsylvania Gaming Control Board. These regulators ensure fairness, transparent payouts and anti-fraud protocols.
Online casinos summary
Players can sign up for multiple online real money casinos in their state. That will ensure they receive all the top welcome offers on the market and figure out which games they enjoy playing most. Tap on any of the green "PLAY NOW" links located in this article to claim a welcome offer, follow the quick steps to sign up and start playing your favorite online casino games today.
Online casinos FAQs
What is the most trustworthy casino online?
The most trustworthy online casinos in the U.S. are the ones highlighted on this page, as all have been vetted by government regulators and are properly licensed. It is important to look for licensed operators such as BetMGM, Caesars casino, Fanatics casino, FanDuel and DraftKings, as these operate in regulated states and, as such, are trustworthy U.S. casinos online. All online casinos on this page are trustworthy, legal and licensed.
Which online casino pays out immediately?
All of the industry’s top online casinos such as Fanatics, BetMGM, FanDuel, Caesars, bet365, BetRivers and DraftKings casino have quick payouts available for players. They process withdrawal requests rapidly. Often, the method of payout will determine how fast you get your winnings.
What is the best online casino for real money?
The best online casino for real money is often dependent on the player's needs, but all of the operators recommended on this page are highly rated. Caesars online casino offers terrific online slots, table games, plenty of card games and even some live casino games. BetMGM casino and Fanatics casino also provide state-of-the-art online casino real money experiences.
What casino has the best bonuses?
BetMGM, Fanatics casino and Caesars casino routinely have the best bonuses for new players and existing players. Top real money casino sites compete with each other for your business and you can claim a casino bonus online from each of them.
Are casino bonuses worth it?
Absolutely. The best offer users typically will receive is the casino online bonus they get when they sign up to play online casino games for real money. The beauty of these casino bonuses is that players can sign up for as many different online casino promo codes and offers as there are legal casino sites in their state.
What is the best online casino bonus?
The best online casino real money bonus is the one that appeals to your style of play. Are you a high roller? You may want a big deposit match. Looking to try out some slots? You can claim bonus spins offers. Ultimately, the best casino bonus depends on you.
Are bonus offers only for new players?
No, bonus offers are not just for new players – though welcome offers are exclusively awarded during sign-up. Most online casinos will provide ongoing perks such as reload bonuses, Bet & Gets, bonus spins and more to existing customers.
How do I know if I need an online casino bonus code?
This guide lets you know if the real money casino online requires a bonus code. Operators such as BetMGM and Caesars casino typically have a code associated with their casino sign-up bonus. However, these online casino promos can all be claimed by tapping PLAY NOW next to the offer you like.