A casino online is a website that facilitates gambling through various games. These sites offer a wide variety of games including slot machines, video poker, blackjack, roulette and more. They are regulated by state gaming agencies and uphold strict responsible gambling measures. They are also subjected to regular testing by independent agencies to ensure their Random Number Generators function correctly and produce fair results. Most of these websites have player protection departments, which can help if you have a problem.

Players should choose a legitimate casino online that offers an excellent user experience. This includes slick software, a strong game selection and lenient wagering requirements. A good casino online will also have 24/7 customer support and make their contact details clearly visible on their website. It is best to avoid any sites that hide their contact information or make them hard to find.

Many of these sites offer multiple payment methods to suit different preferences. Most of the time, you can deposit and withdraw using a debit or credit card. Other options include e-wallets like PayPal, Skrill and Neteller. These options might incur transaction fees but they are quick and convenient.

Some of these websites also host live dealer games, which are streamed in real-time to your computer or mobile device. These games are usually televised, which means you can watch the dealer from anywhere in the world. However, due to the high running costs of live dealer games, most online casinos limit their offering to a handful of popular titles.