Most online casinos offer a range of different casino games, from classic card and table games to modern video slots. They can also offer a variety of bonuses and loyalty programs, including cash, credit and free tournament entries. The games are often designed by the same software companies as those in brick-and-mortar casinos. This means that they are rigorously tested for quality and fairness. It also prevents the casino from rigging the games, which they would be unable to do without access to the software.
One of the biggest differences between online and physical casinos is that you can play multiple games at once. Experienced players have been known to open several games in separate tabs to maximize their winnings and limit the amount of losses. This is not possible in a physical casino, where you must only have one game open at a time. Another difference is that blackjack is generally played against a dealer rather than another player. This gives the house an advantage, which is reflected in the game’s payout percentage. However, some people have reported that the odds of winning are higher if they play against a dealer than against another player.