A casino online is a website where players can wager on games using the Internet. The games can be accessed via computer, mobile phone, or tablet. Online casinos offer a variety of gaming options and are regulated by state gambling commissions. They typically offer bonuses to lure new customers, including a free chip or deposit match, or free spins on casino slots.

Most casino online sites are licensed by reputable gaming commissions, so you can feel confident that the games are fair. They also provide customer support through email and live chat. Many of them accept several payment methods, including PayPal, e-wallets, virtual credit cards, prepaid vouchers, and money transfer services. Some offer a secure SSL connection to ensure the safety of your financial information.

Some casino online sites are also able to host live games over the Internet. These are played on a real table with a live dealer, and are transmitted to the player’s computer screen in real time. This can create a more social atmosphere than traditional online casino games. However, these games move a little slower than online blackjack or roulette because the dealer has to place the bets before other players have an opportunity to act.

Most online casinos offer a wide selection of games, and most have high payout percentages. They also offer multiple ways to win big, such as jackpots and progressives. Some also have a mobile app for playing on the go.