When it comes to online casino games, slots remain the most popular format. Players can find a wide range of slot themes from classic fruit, mystery and TV shows to games based on jungle, animals or even Hollywood movies. Some of these slots also feature a fixed jackpot while others have a progressive jackpot that grows each time someone plays the game.

The fact that there’s no need to master complex strategies makes slots more accessible and attractive to a larger player base. It’s not uncommon for a single spin to pay out 1000x the player’s bet amount. This is a huge advantage over more complicated games like blackjack or video poker.

Many of the online slots available today are video slots with multiple reels and a variety of symbols on each payline. Some of these slots are classed as classic, with reels containing traditional BARs and 7s while other are modern and can include any themed symbol. Some are themed around famous celebrities, TV shows or movie franchises and are known as branded slots.

All online slots have a random number generator (RNG) at their core, which ensures that each spin has the same chance of winning as every other one. The RNG randomly selects numbers every millisecond and when you press the ‘spin’ button, a mathematical module finds a combination of symbols that should match on a payline to generate a win.