Play The Most Popular Slot Machines

It's not even close. Slot machines are without any doubt the most popular online casino games out there.

And for a good reason. When you launch most casino games - like roulette, blackjack, Texas Hold'em or other card games - you know exactly what to expect. Some games include additional bets or try to spice up the gameplay with RNG events, but the core gameplay always stays the same.

On the other hand, each slot machine offers players a unique blend of theme, design, and gambling mechanics.

Games like MegaMoolah offer players a chance to become millionaires with their progressive jackpot mechanics. Street Fighter II captures the exact essence of the video game in video slot form. And White Rabbit has a unique bonus buy mechanic that allows you to skip the grind and launch its free spins round immediately.

In our game catalog, you will find more than 2,000 slots to play for real money or one of several cryptocurrencies.

Don't know where to start? Then you're in the right place. Our PopularSlots section features 100 of the most popular casino slot games on 20Bet. The secrets behind the popularity of these games are in their high-quality graphics, interesting gameplay mechanics, and increased chances of winning.

Let's explore further.

Popular Casino Games on Mobile

There used to be a time when you were severely limited in your choice of slot machines if you wanted to play from a mobile device.

Nowadays, most high-quality games are made in such a way that they ensure 100% parity between their desktop and mobile versions.

At 20Bet, we believe that the future is mobile. This is why all of the popular casino games we feature on this page have flexible, adaptable designs that will look great on a screen of any size and will run perfectly on your mobile device hardware.

Most Popular Progressive Jackpot Slots

If you're like us, then there's one thought that is constantly at the back of your head when you're playing for real money: “How much can I win if I get lucky?”

If you're playing progressive jackpot slots, then the answer is millions.

MegaMoolah is by far the most famous jackpot slot out there. Having only been launched in 2007, the game has already made over 60 people millionaires.

At 20Bet, we have over 300 slot machine games with a progressive jackpot feature. Any one of them can make you rich instantly.

Don't know where to start? 20Bet's most popular jackpot slot games include:

• VIP Branded Megaways

• One Million Megaways BC

• Mega Fortune God

• 100 Cats

• Book of Gold: Multichance

Common Types of Popular Casino Games

Apart from popular slot machine games, 20Bet players can also enjoy a wide variety of popular casino games. These include such staples as:

• Roulette. This game has been with us since the 18th century. The concept of betting on where a marble ball will land on a spinning game wheel is ingenious in its simplicity. On top of that, its straightforward and transparent bet structure makes roulette one of the fairest casino games out there. Stick to European roulette and simple bets and you can enjoy a house edge of as little as 2.70%.

• Blackjack. This popular card game was invented more than 400 years ago. In fact, one of the first references to Blackjack is found in the works of Miguel de Cervantes Saavedra, author of Don Quixote de la Mancha. While the rules of blackjack only take a few moments to learn, it is one of those casino games that take decades to master.

• Poker. For many, poker is the king of card games. And for a good reason. The game requires so much skill and strategy that Texas Hold'em has become a spectator sport viewed by millions of fans. 20Bet has several types of poker for you to choose from, so you can be sure that you'll find a variant that's right for you.

Top Casino Game Providers with the Most Popular Titles

Casino game providers are in constant competition to create the best games that will become popular with players. The following developers are known for high quality and innovation:

• Big Time Gaming. With more than 30 years of experience under their belt, BigTimeGaming is one of the most established software providers on the market. Their game catalog includes some of the most popular slot machines in the world, including Who Wants to Be a Millionaire, Danger High Voltage, and White Rabbit.

• BetSoft Gaming. This provider is known mostly for its superlative offering of 3D games. Established in 1999, they have launched many exciting and highly popular casino games in various categories.

• ELK Studio. ELK was established in Sweden in 2012. This provider is known for specializing in mobile casino games and always putting quality ahead of quantity. While their slot catalog is not the biggest out there, they do in fact make some of the most popular casino games out there.

Top Casino Slots at the 20Bet Casino

Our catalog is full of so many popular casino slots that it is difficult to recommend just a few. However, if you are looking for a mix of fun, good chances of winning, and interesting gameplay, the following slots are a great place to start:

• Safari Sam 2. This exciting BetSoft slot features five reels and 50 pay lines. The game takes you on a safari with great three-dimensional graphics and lots of gameplay surprises. On your way through the jungle, you'll encounter a local girl who will jump from reel to reel to help you win great prizes. This slot machine offers a fantastic RTP of 96.30%, so your chances of winning are quite high.

• Who Wants to Be a Millionaire. Inspired by the popular game show, this BigTimeGaming online slot machine can help you become a millionaire. This high-volatility slot features a whopping 117,649 pay lines, 6 reels, and an attractive RTP of 96.24%.

• Nitropolis 2. One of ELK Gaming's most recent releases, this animal-themed game has a rather average RTP of 95%. But the slot's 4,000 pay lines, exciting free spins rounds, and unique aesthetic more than make up for it. Experiment with the feature reel and win prizes up to 500x your bet.