Online slot games are easy to play and require little to no skill. All you need to know are the core mechanics: reels, rows and paylines. The reels are vertical columns that display symbols, and the slots game’s software randomly selects where each symbol will land when you click ‘spin.’ After the reels stop spinning, if you have lined up matching symbols on active paylines, the software will automatically calculate payout amounts and add them to your balance.

Different types of slots games offer different chances to win and can be played on desktop computers, mobile devices or tablets. Some even have jackpots. Some are designed with progressive jackpots, where a small percentage of every bet is added to a growing pool that can trigger at any time. The top prize can be huge, sometimes even reaching millions of dollars.

Some of the best online slot games come with bonus features that enhance your winning chances, such as sticky wilds, expanding wilds and scatters. Other special effects can help you achieve more wins on each spin, such as avalanches, rolling reels or cascading symbols. Themes and graphic design are also important for the online slot experience. Popular themes include pirates, sports, food and entertainment.

Online slot games are also available in a variety of currencies and support multiple payment methods, including credit and debit cards. Some have a minimum and maximum bet limit, while others allow you to place multiple bets within a single spin. In addition, some online slots are linked to progressive jackpots that grow with each bet and can result in large payouts.