Online Casinos are very popular and lot of individuals are playing and gambling. Online casinos can be split into three groups determined by their interface: web-based casinos, download-based casinos, and many more recently live casinos. Some casinos offer multiple interfaces.

Web-based online casinos are different web pages where gamblers/users can play casino games such as online Bingo, Black Jack, Baccarat, Poker and lots of more. They do not need to download any software to their computer. The games are represented within the owner's browser plug-ins Macromedia Flash, Macromedia Shockwave, or Java. Moreover, bandwidth is required to be able to play the sounds, the images and animations. Web-based will be the most popular.

Download-based great online casino gambling site casinos require the user to have a computer in order to download the internet casino software for him to play the games and gamble on the on-line casino.