The Evolution of Online Slot

Gambling Aug 20, 2023

The game of online slot has evolved tremendously over the years. It has expanded to include new features like scatters, wilds, and bonus rounds. It also uses different symbols than traditional slots.

Every online slot is run by a random number generator, and each spin generates a different sequence of numbers. The RNG is certified by expert agencies to ensure that the games are fair.

Random number generator

The random number generator is an integral part of online slot machines. It creates unpredictable results based on a seed value and a cryptographic hash function. Modern random number generators have high-grade security protection that prevents hacking. This means that it is impossible for a player to manipulate the results of an online slot game.

There are legends on the Internet that certain slot machines can be beaten by understanding the operation algorithm of the RNG. While this is not true, there are a few strategies you can use to increase your chances of winning.


While the mechanics of online slot machines have changed over the years, the basics remain the same: a player makes a wager and spins the reels. If a line of matching symbols appears, the player wins.

Each reel in an online slot has 3-5 symbols that are randomly placed on it. The symbols can be placed anywhere on the reels, but a win occurs only if the symbols appear in a winning pattern specified by the game developer.

In addition to the random number generator, online slots use other digital technologies that make them fair and fun to play. This includes a ‘wild’ symbol, which acts as a joker and helps link up symbols to create winning combinations.


The symbols used in online slot machines can vary greatly depending on the game’s theme. These may include standard symbols that pay when they line up in a winning combination, wilds that substitute for other symbols and scatters that trigger exciting bonus games. Many of these bonus games offer lucrative payouts.

Special symbols don’t need to form a line like regular symbols do to award a prize, and are usually well-designed and animated. These symbols often have a story behind them, and are tied into the game’s overall plot.


A payline in an online slot machine is a line that runs across the reels to allow players to win payouts for matching symbols. Some slots have multiple paylines, while others have only one. This feature makes online slot games more interesting and exciting.

Generally, winning combinations are paid from left to right. But some slots have zig-zag shapes, vertical, or diagonal paylines. To check which paylines are active, players can refer to the paytable. This information is usually found in the main screen of a game.

Bonus rounds

Bonus rounds are a great way to make your slot game more interesting and exciting. They can also increase your winning potential, especially if they feature a multiplier. Typically, these are attached to specific symbols or apply to the whole spin and can multiply your win by 2x, 3x, and so on for epic payouts.

Depending on the slot, these bonus features can include pick and click games, gamble features, or even re-spins. These can be very rewarding but remember to play responsibly and within your bankroll limits.

Games created by IGT

IGT is an established iGaming developer that caters to regulated markets around the world. They are known for their transparency and adherence to industry standards. Their games are often audited by independent companies and regulated bodies, and they don’t sell their software to unlicensed sites.

IGT is responsible for many of the innovations in slot machines, including the original ticket in/ticket out system that allowed casinos to close hard-count rooms and reduce staff. The company also innovated the roulette game by introducing features like splits and dragon bets, as well as a spin history billboard and convenient betting pattern options.

Games created by Microgaming

Microgaming is one of the oldest online gaming software providers. They are based on the Isle of Man and have been responsible for several groundbreaking innovations in the industry. They are well-known for their slot games, which offer large progressive jackpots. They also have a great selection of table games.

The company’s portfolio of slots includes Break Da Bank Again, a 5-reel video slot with 9 adjustable paylines and a 1p minimum bet. The game has a retro-style theme and classic gameplay that many players love. Another popular Microgaming slot is Mermaids Millions, a 5-reel game with a traditional underwater theme.

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