How Do Slot Machines Work?

By  //  March 27, 2022

The casino is a platform with games, something like a club. The games themselves do not belong to the casino: they are created by developers in IT companies, and the casino as it was renting the program and only controls the size of the bet. Producers of such programs compete with each other and try to attract as many players as possible: for example, a bright design and pleasant music.

The most popular type of gambling on the Internet – slots. This is an electronic analogue of slot machines. Make a bet, you press the button, spin virtual drums with pictures or symbols. If after stopping you get a certain combination, you win something. Each such launch is called a spin.

In addition to the game on the principle of “made a bet – spinning drums,” there are bonus games. They begin when they fall three symbols labelled Scatter, Free Spins, or Bonus. Bonuses fall out rarely, but they can win a sum that exceeds the bet by 30-50 times, or even higher. For comparison: in a regular game you can win a maximum of 10 times more.

In some slots, you can win the jackpot. In some games, it is accumulated gradually, but more often it is just a fixed large sum. Naturally, the chance of picking up the jackpot is minimal.

To play, you need to register on the site and replenish the game account – a deposit. Withdraw winnings can be transferred to the card but will have to undergo identity verification: attach scans of your passport and bank card, which made the deposit.

Slots work on a random number generator that determines the chance and amount of winnings. It calculates the result instantly. But the player is shown a whole performance at the end of which his winnings are supposedly calculated.

Let’s take the Casumo casino online as an example

Casumo Online Casino

The official site of Casumo Casino has been operating since 2012, offering lovers of gambling entertainment a large selection of video slots and other games.

The operator provides only licensed software from popular providers, including, unavailable to most casinos slots from the legendary manufacturer Novomatic. The site has support for the Indian interface. But this does not discourage gamblers who prefer to play only in proven online casinos with high ratings.

Casino Bonuses

 Welcome: 100% bonus for the first deposit up to 100,000 rupees

Max: 100,000 rupees

Min. deposit: 10 000 rupees

Types of bonus

No Deposit: 20 freespins

Wager: 30

Freespins: 20

About Casino

The operator has developed a site atypical for such projects design. The first time you log on to the official site, not every user will recognize it as a virtual casino. Non-standard design, the original structure and other features at first cause a mixed reaction from gamblers, but later come to their liking, as players often write in reviews.

Unusual interface

Home page with a large banner

Casumo Online Casino is owned by Casumo Services Limited, which is registered in Malta and has an official license from the Malta Gaming Authority under the number MGA/B2C/217/2012. There is also a license from the Gambling Commission in Great Britain under number 000-039265-R-319417-016 for British players.

You can get more information about the licensing in the corresponding documentation on the website or by going to the regulator’s page by clicking on the validator icon in the footer of the site.

This casino has official pages on Facebook and Twitter, where almost daily are published project news: information about new promotions, gaming lobby news, as well as other useful and interesting posts for players. There is also an account on YouTube, but new videos in it appear rarely.

Software and slot machines

The operator works with many game software developers. In the gaming lobby 2,000 video slots from 35 providers. To navigate in such an impressive collection you can use several filters and search by the name of the title or provider. There is a Top Lists tab that contains the following categories with slots:



Exclusive games, which are only in Casumo;

The most generous jackpot slots;

Recommended by the operator slots;

Jackpot machines.

Users can play slot machines for free, but not all games are available in exploratory mode. There is a special note on the cover of the slot if there is a built-in demo.

Games with live dealers

Play in Casumo Casino on the official site you can also with the real dealers – for this there is a separate section Live Casino. Gambling games in it are presented by the popular provider Evolution Gaming. In the catalogue, there is blackjack, poker, roulette, baccarat and many other entertainments. After launching any game, you can go to the developer’s lobby Evolution Gaming with several categories: Top Games, Roulette, Blackjack, Baccarat & Sic Bo, Poker, and Game Shows. In total, there are about 90 games with different betting ranges.

Other casino products

Gamblers have the opportunity to win real money not only in machines but also in table games, allocated in a separate category of the gaming lobby. It contains 46 titles, including baccarat, roulette, poker and blackjack. Classification of games by type or other parameters is not available, but you can use the search by name.

Reel Races. 

These are fast tournaments in which players need to earn more points in a limited time. Winners are calculated according to the tournament table and receive cash prizes. Any gambler who prefers to play for real money can take part.


Players from India have access to sports betting, while gamblers from other countries in this section of the site are not available. You can bet on different types of sports competitions and individual friendly matches.