Your Guide to the World's Best Online Gambling Sites

Find the Best USA Sports Betting and Casino Gambling Sites

OnlineGambling.com is one of the leading websites on sports betting and casino gambling. Our knowledgeable team provides up-to-date news and sports betting coverage for major events, and expert recommendations on trusted betting sites in the USA with our sportsbook reviews.

There’s a huge variety of casino games to play out there; we cut through the noise and tell you where to find the best casino games, offer how-to guides, discover the best welcome bonuses, and use our casino reviews to highlight the top places to play.

  • We've negotiated the biggest bonuses online - guaranteed!
  • Only sites with a review score of 85% or more are listed
  • Quickly find out who offers the fastest payouts, best odds, easiest software and most helpful support
  1. Top rated casino
    Welcome Bonus
    $5,000
    Play now Review coming soon
    Rated 8.4
    US
    PROS
    • Unusual game selection
    • Simple and intuitive site design
    • Welcome bonus worth up to $5,000
    CONS
    • No live dealer games
    • Small selection of table games
    • Very high minimum withdrawal
    Casino rating
    Excellent
    8.4
    Payout Speed
    1-2 days
    Win rate
    97.87%
    Games Choice
    150+
    Banking options (3)
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    Banking options (3)
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  2. Welcome Bonus
    $5,000
    Rated 9.7
    US
    PROS
    • Large variety of games
    • Huge welcome bonus
    • Free games
    CONS
    • No live dealer games
    • Bitcoin or USD only accepted
    • Limited banking options
    Casino rating
    Excellent
    9.7
    Payout Speed
    1-2 days
    Win rate
    97.92%
    Games Choice
    400+
    Banking options (6)
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    Banking options (6)
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  3. Welcome Bonus
    $5,000
    Rated 9.8
    US
    PROS
    • Big bonuses
    • Compatible with mobile devices
    • Supports Bitcoin banking
    CONS
    • Few progressive jackpot games
    • Limited banking options
    Casino rating
    Excellent
    9.8
    Payout Speed
    1-4 days
    Win rate
    98.32%
    Games Choice
    300+
    Banking options (4)
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    Banking options (4)
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  4. Welcome Bonus
    $1,000
    Rated 8.9
    US
    PROS
    • US players welcome
    • Two online casinos in one
    • Wide variety of games
    CONS
    • No live dealer games
    • Limited welcome bonus
    Casino rating
    Excellent
    8.9
    Payout Speed
    1-3 days
    Win rate
    98.40%
    Games Choice
    4
    Banking options (5)
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    Banking options (5)
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  5. Welcome Bonus
    $7,777
    Rated 8.6
    US
    PROS
    • Huge Welcome Bonuses
    • US Players are warmly welcomed
    • Powered by Real Time Gaming
    CONS
    • No live dealers
    • Slight issues with cash withdrawals
    • The Only currency is the USD
    Casino rating
    Excellent
    8.6
    Payout Speed
    1-2 days
    Win rate
    96.45%
    Games Choice
    120+
    Banking options (5)
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    Banking options (5)
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  1. Top rated
    Welcome Bonus
    $0
    Play now Review coming soon
    Rated 9.1
    US
    PROS
    • Rake free
    • Features a rewarding referral program
    • Flexible line-ups
    CONS
    • Missing some popular sports
    • Restrictions on bonuses
    • Number of line-ups capped
    Casino rating
    Excellent
    9.1
    Payout Speed
    1-2 days
    Games Choice
    4
    Banking options (5)
    visa mastercard neteller
    Banking options (5)
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  2. Welcome Bonus
    $0
    Play now Review coming soon
    Rated 9
    US
    Casino rating
    Excellent
    9
    Banking options (4)
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    Banking options (4)
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  3. Welcome Bonus
    $0
    Rated 8.0
    US
    PROS
    • Regular coverage of popular sports
    • Offers a mobile app
    • High-quality software
    CONS
    • Limited live chat support
    • Few promotions and rewards
    • very few banking options
    Casino rating
    Excellent
    8.0
    Payout Speed
    1-2 days
    Win rate
    95%
    Games Choice
    12+
    Banking options (5)
    visa mastercard neteller
    Banking options (5)
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  4. Welcome Bonus
    $0
    Play now Review coming soon
    Rated 7.6
    US
    PROS
    • Easy to use
    • Compatible with mobile devices
    • Offers users lots of industry expert info
    CONS
    • Small league size restrictions
    • Lower payouts
    • Higher entry fees
    Casino rating
    Excellent
    7.6
    Payout Speed
    2-3 days
    Games Choice
    5+
  5. Welcome Bonus
    $0
    Rated 7.8
    US
    PROS
    • Free join and participate
    • real prizes awarded weekly
    • User-friendly interface
    CONS
    • Only covers Premier League
    • No option to play in leagues for real money
    • Customer support is by email only
    Casino rating
    Excellent
    7.8
    Payout Speed
    1-5 days
    Games Choice
    1
  1. Top rated
    Welcome Bonus
    $2,000
    Play now Review coming soon
    Rated 9.0
    US
    PROS
    • Accepts Bitcoin
    • Sleek website design
    • Large selection of games
    CONS
    • Limited welcome bonus
    • No live chat support
    • Few banking options
    Casino rating
    Excellent
    9.0
    Payout Speed
    1-2 days
    Win rate
    97.45%
    Games Choice
    6
    Banking options (4)
    creditCards debitCards mastercard
    Banking options (4)
    creditCards debitCards mastercard
  2. Welcome Bonus
    $1,000
    Rated 8.9
    US
    PROS
    • US players welcome
    • Two online casinos in one
    • Wide variety of games
    CONS
    • No live dealer games
    • Limited welcome bonus
    Casino rating
    Excellent
    8.9
    Payout Speed
    1-3 days
    Win rate
    98.40%
    Games Choice
    4
    Banking options (5)
    creditCards debitCards mastercard
    Banking options (5)
    creditCards debitCards mastercard
  3. Welcome Bonus
    $1,000
    Play now Review coming soon
    Rated 8.8
    US
    PROS
    • Lucrative bonuses and promotions
    • Wide variety of games
    • Numerous payment methods available
    CONS
    • Fees applied for credit card users
    • No customer support live chat
    • US players only
    Casino rating
    Excellent
    8.8
    Payout Speed
    2-4 days
    Win rate
    95.33%
    Games Choice
    3
    Banking options (8)
    maestro mastercard visa
    Banking options (8)
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  4. Welcome Bonus
    $1,500
    Rated 8.3
    US
    PROS
    • US players accepted, Lots of banking options
    • Offers two welcome bonuses
    CONS
    • Charges fee for card deposits
    • Slow customer support response
    • Some games have low-quality graphics
    Casino rating
    Excellent
    8.3
    Payout Speed
    1-2 days days
    Win rate
    97.40%
    Games Choice
    7
    Banking options (8)
    bankTransfer creditCards debitCards
    Banking options (8)
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  5. Welcome Bonus
    $1,000
    Rated 8.3
    US
    PROS
    • Rewarding loyalty program
    • Large welcome bonus
    • Secure software
    CONS
    • Low number of tournament players
    • Not compatible with mobile devices
    • Live events are difficult to qualify for
    Casino rating
    Excellent
    8.3
    Payout Speed
    1-3 days
    Win rate
    97.20%
    Games Choice
    5
    Banking options (8)
    amex creditCards debitCards
    Banking options (8)
    amex creditCards debitCards

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Learn from the best

Whether you want to play at a casino, test your skill at a poker room, or place some bets on sporting events, we’ve got the knowledge to help you get the most from your money. Whether you're playing baccarat, craps, roulette, blackjack, faro, keno or just hitting the slots, we’ve produced a number of handy guides, each of which deals with everything from beginner tactics through to more advanced plays. So, if you’re serious about becoming the best online gambler possible, they should be integral reading for you.

All of the guides we offer are written in plain English, so you won’t get stuck with needless jargon or confusing concepts. What’s more, they are all free – simply click on one and get reading straight away. Don’t forget to check back regularly as well, as our gambling experts are always thinking up new and useful guides to help you become the best online gambler possible, regardless of whether you’re a poker player, slots fanatic or sports betting enthusiast.

Gamble Anywhere Using Your Mobile

Mobile gambling has become one of the most exciting ways to gamble around, giving you the power to have a spin at a slot machine, or play a hand of poker, wherever you happen to be. Most online casinos and other gambling sites are now offering a mobile version of their sites to their players, and many are also coming up with innovative and intuitive apps. These applications enhance the playing experience on the smartphone even further.

But how can you find great mobile casinos, poker rooms, horse racing betting and sportsbooks? The answer is simple: take a look through the reviews we’ve compiled of each one. We’ll let you know just how good the apps and mobile sites are, plus we’ll also tell you about the selection of mobile games offered by a site, as well as the range of bonuses they have for mobile players. Once you’ve finished reading, you should have no problem selecting the best mobile gambling site for your own needs.

The ultimate odds convertor & calculator
The ultimate odds convertor & calculator - Desktop
The ultimate odds convertor & calculator - Mobile

Whether you're a newbie to sports betting or a regular at the track, our odds convertor and calculation tool makes it easy to understand any betting system and accurately calculate your potential profits no matter where you bet.

Find Out More

Casinos to Watch Carefully

You wouldn't walk into a dark alley to play some cards, so why do the online equivalent at a casino that you can't trust? Online casinos need to be vetted and reviewed and abide by strict standards to be guaranteed safe and secure. Here are some sites to watch out for:

Win Palace

  • Badly rated customer service
  • Unreliable website
  • History of not paying out

Rushmore

  • Constant "technical issues" arising
  • Misleading fine print for bonuses
  • Known for slow payouts

Cool Cat Casino

  • Known for long payout times
  • Often confiscates winnings
  • Not many poker tables on offer

Be the first to know about the latest news, tournaments and promotions

Our editorial team are constantly seeking out the latest scoops and insider stories. Benefit from our network of industry contacts to keep you updated with the latest tournaments, exciting competitions and exclusive bonuses.

Follow OnlineGambling.com

Bet, deal and win more with these online gambling tips

Make the most out your online casino playing and boost your chances of winning big by reviewing the following gambling tips from the industries’ best players.

Slots
Slots

Take a virtual magic carpet ride into a mystical land complete with scatters, wilds and all kinds of ways to win. Increase your odds of winning before you play for real money by checking out the rules and latest know-how. Discover these tips and the latest slot games where you can enjoy an unprecedented experience at OnlineGambling.com.

No Download Casinos
No Download Casinos

Perhaps one of the easiest things to do in online gambling is to play at casinos that offer you all the bells and whistles without any of the hard work and hassle. No download casino offer players the chance to play the same casino games on a browser without having to download any software or apps.

Betting Systems
Betting Systems

Betting systems, or betting strategies, are a carefully structured approach to gambling as a means to making money. A successful betting system you to overcome the house edge on card games, sports betting and casino games. There are many betting systems to be sure to read over our guides to see if one is right for you.

Football
Football

Rather than just watching your favorite team, why not place a bet on them? Get started with online football betting right here, with the best odds, bonuses, and promotions from our sports experts

Online Casinos
Online Casinos

When you're looking for an online casino, the game selection is not the only factor that matters. Security, deposit options, fast withdrawals, bonuses, customer support, server speeds and payouts hold an equal spot in what we deem to be a world class gambling site. Discover the best operators though our in-depth reviews of the 2020 casinos.

Frequently Asked Questions

  • What is online gambling?

    Online gambling is the act of placing wagers on risk-based games for the chance of winning money. Sports matches, casino games and popular card games like poker are common forms of online gambling.

  • Is online gambling legal in the USA?

    Gambling is legal in the USA under US federal law, however each individual state has the power to regulate or even ban the practice within its borders. As a result, every state in the US has its own unique rules for gambling on sports, casinos, and card games like poker. To prevent illegal gambling in prohibited states, there are considerable restrictions in place for online gambling in the USA.

  • Is it safe to gamble online?

    As long as bettors choose a reputable casino site, it is safe to gamble online. Before committing funds to any online casino, check that it is licensed by an independent regulatory authority, uses encryption data across the site to protect players’ details, and offers trusted banking methods. Casino reviews will also highlight a site’s reputation to readers.

  • What are the best online gambling sites?

    Bettors can find the best online gambling sites here at OnlineGambling.com. Our seven-step process assesses every casino on its safety and security, reputation, banking and payments, bonuses and promotions, customer support, compatibility, and online experience before it can feature on our website.

  • Can I play for free?

    Many online casinos offer free games to play online, or demo versions of popular games to play before transitioning to real money. We also offer more than a 1,000 free casino games to play online, straightaway. Alternatively, some casino sites offer no deposit bonuses. This welcome bonus gives bettors credit to use in online casino games, sports betting and poker without requiring users to provide any of their own funds.

  • Can I gamble for real money?

    Any online casino will offer bettors real money gambling options on a range of games including casino table games, slots, sports betting sites and poker rooms. When choosing a casino site, find one that offers decent casino bonuses, a wide variety of games and decent odds to maximize your chances of winning real money when gambling online.

  • How popular is online gambling?

    Online gambling is huge worldwide. In the US alone, the current size of the gambling industry is $46bn and is expected to grow in value to over $94bn by 2024.

  • Can I gamble on my mobile device?

    Yes – most online casinos offer bettors apps or instant-play through mobile web browsers. These mobile gambling options work on Android, iPhone and other smartphones, as well as iPads and tablets.