Online slots are digital versions of traditional slot machines found in land casinos. They are played on desktop computers, laptops, tablets and mobile devices by connecting to an Internet network. Each spin of an online slot is controlled by software that uses a random number generator (RNG) to determine the symbols that appear on the reels. The RNG is tested by independent expert agencies to ensure that it produces results that cannot be tampered with by casinos or players.

The main allure of slot machines is that they require no special skills to play, which attracts a wider audience of potential gamblers. They also offer higher payout ratios than other casino games and can include a progressive jackpot, which is especially attractive for some players.

Another feature that online slot players appreciate is the variety of themes they offer. Whether it’s fruit, mystery, TV shows, sports teams or even the jungle, there are a wide range of options to choose from. The popularity of branded online slot games has also increased recently with many developers offering titles that are based on popular movies, TV shows and rock bands.

The first step to playing online slots is choosing a trusted website. A licensed online casino is one of the safest options, as it will be regulated by a reputable gambling authority. This means that it is highly unlikely that the site would do anything underhanded to ruin its reputation and lose its license.