Top Casino Slot Games 2021

For players trying out slots for the first time or just playing the free slots and are now searching for the best online casino slots games, below, we have evaluated the top slots games on the marketplace. Choose the top online slots having huge jackpots, top bonuses, free spins, and new mechanics.

There are hundreds of different types of slots games ranging from a themed slot game founded on a franchise to video slots and online slots games with new mechanics, so slots players will always find something to play. Besides the desktop online slots games, mobile casinos have become increasingly popular among multiple players who want to play at the comfort of their homes or on the go. There are a vast majority of online slots games to play on the best slots casino websites, but players got the choice to play real money online slots games or the slots game offered for free. Below are some types of online slots games players can play;

  • Free slots
  • Jackpots slots
  • Penny slots
  • Fruit machines

Real Money Online Slots Games

Play real money online slots on your PC, laptop, or smartphone! Visit the best online casino sites, and you will find top online slots games from the most popular developers. Each one of the recommended slot games is regulated and licensed, so players can play securely and safely at the licensed slot casino sites in Singapore. We not only list online slots, but we also recommend some of the best websites where players can get online slots with progressive jackpot titles and best bonus features as well as classic steppers. Each gambling website you will find on our list features multiple real money online slots games.

How To Choose The Top Real Money Online Slots Games

Only the top-notch online slots game make it to our top list. Below are some of the features we look for in the best real money casino video slot game:

  • Return to Player percentages (RTP) – each online slot casino game comes with its own RTP. Return to Player percentage is an average return given to slots players. Best slots feature an RTP of 95%-98%. Players can also access the payout details through a slot table.
  • Volatility – each online slots games have variance and volatility. The volatility is the frequency in which the online slots games payout. High-variance slots games usually pay out handsomely through infrequent payouts. On the other hand, low variance online slots game payout many but small frequent jackpots. Our professional team evaluates each online slot to check its payout frequency and volatility.
  • Playability and game design – no one would want to risk their hard-earned money playing dull slots games. We usually assess each online slot game for playability and graphics.
  • Reliability and licensing – you should play your favorite slots game at an online casino that you will feel safe to deposit your money. You don’t want to throw your money at unworthy slots game. All online casinos on our top list are properly regulated and licensed in Singapore. All recommended online slots are tested for fairness before added to the slots casino lobby.
  • Online availability – the top real money online slots are offered at multiple online casino sites in Singapore. Regardless if you have one or multiple accounts, you will get the same best slots.

Benefits Of Playing Real Money Online Slots At The Best Online Casinos

Players can now play legal real money online slots in Singapore. Below are five reasons why online slots games outshine brick-and-mortar slot machine games.

– You can play your best land-based slots online: multiple Singapore slot developers have adapted their brick-and-mortar games for online casinos. The best thing is that online types are similar to their brick-and-mortar cousins.

– You can play online slot games on the go or at the comfort of your living room any time – you don’t have to travel for miles for you to play your favorite slots games at a land-based casino as you can now bet on your favorite games at your favorite online casino site. Just grab your mobile phone or laptop and gamble for real money anytime! That’s how easy things have become with this new age of technology.

– You can get high RTPs online – a few of the best brick-and-mortar slots have Return to Player percentages of 95%-99%. However, that is still low compared to the RTPs you will get online. There are multiple legal online slots games in Singapore, which have high RTPs of 99%. Meaning that your winning opportunities are high when playing at online casinos.

– You can make bets on your smartphone or tablet – you will find multiple great online slots games that you can play for real money on your devices. Provided you have a super WI-FI connection, you can always turn your android or iOS smartphone into a mobile casino.

– You can claim a deposit match bonus or free spins – the best online casino usually offers the best bonus offers than a land-based casino. Get rewarded with a deposit match each time you open a new account or claim free spins to play your favorite games.

Best Online Slots Types In 2021

What popular online slots games pay real money? In 2021, players can play a vast majority of incredible online slots games for real money. All that is needed of you is to make a deposit and play your favorite game on your browser.

– Classic /three-reel: relive Atlantic City stepper and classic Vegas on your tablet or PC. Classic three-reel slots games are provided in Singapore by popular developers like NetEnt, barcrest, and bally. Enjoy amazing slots action with no bonus features and few paylines.

– Five reel: these are among the legal slots that have become very popular in Singapore. Five-reel slots feature more paylines and mostly comes with bonus rounds like free spins.

– Six-reel – currently, six-reel online slots have increased in popularity. These slots usually feature multiple paylines as well as incredible bonuses such as free spins and stacked wild.

– Slots with bonuses: multiple real money online slots come with at least one bonus round. Trigger instant cash win, free spins, or a prize wheel when you get three or more scatter symbols. Multiway slots feature anywhere between 243 – 100,000 possible ways of winning.

– Branded slots – relieve your TV program, singing star, or favorite movie with a branded online slot. Branded games usually feature audio footage or actual video from the source material. The bonus offers are generous, and the jackpots are huge.

– 3D slots – 3D slots games use the new online casino tech to offer a top-notch gambling experience. The games feature innovative bonus games, incredible music, and sound, as well as slick animated graphics.

Real Money Progressive Jackpots

Progressive jackpots are the games, which come with a special jackpot that increases with every single bet. Some of the progressive jackpots are linked to different online casinos.

Mostly, players must gamble the highest stake to trigger the progressive jackpot. The jackpot might activate randomly, or you might be needed to play a bonus game first. Generally, the more you gamble, the higher your opportunities of triggering the jackpot.

The best progressive jackpots also come with the highest jackpots. Most gamblers play these jackpots at the best online casinos. And if the jackpot takes longer before it’s claimed, the better it becomes. The popular games also come with many-tiered progressive jackpots.

Popular Progressive Real Money Online Slots

The best Singapore online casinos offer multiple progressive slots. Below is our best list of the five legal Singapore progressive jackpots.

  1. Netent’s divine fortune – divine fortune features the biggest online progressive jackpots in Singapore. Also, divine fortune comes with a bonus game where players get to win 1 of the three jackpots; mega, major, and minor.
  2. IGT’s Gong Xi Fa Cai is an Asian-inspired jackpot, which features multipliers, the lucky fortune progressive picker, and free spins. Keep picking the lucky red envelopes up to the moment you will be able to match three colored gems to win the jackpot.
  3. Winstudios’ Loot’EnKhamun – this game is a part of other online progressive jackpots, which players can play at licensed casinos in Singapore. The popular game comes with “BigOne Jackpot,” which contains 5-levels of the prize, including colossal cash, mega cash, super cash, quick cash, and blitz cash. The popular BigOne jackpot has reached more than $3 million many times.
  4. Lighting box’s stellar jackpots with silver pride- this is an African-themed progressive slot having 1,024 chances of winning as well as a free spins bonus. Three spaceship symbols trigger the stellar jackpot bonus, and players get to win 1 of the three prizes: major, mini, or minor.
  5. Konami’s china shores with quick-strike- this amazing Asian-themed slot comes with free spins, a linked 2-level progressive, and action stacked symbols. At any base game, players will be awarded the mystery jackpot randomly. The more you gamble, the greater your chances of winning the progressive jackpot.

Online Slots Software Providers

In 2021, you can find multiple regulated and licensed slots software developers. Some software developers provide land-based slot games to Singapore casinos, whereas others exclusively supply online casinos. In the next section, we will discuss some of the most popular software developers providing online slots.

WMS gaming

Williams Interactive/WMS Gaming offers high-quality online slots games to some of the globe’s top casinos. Currently, WMS is a subsidiary of the Scientific Games (SG) though it continues to develop popular gaming titles such as Epic Monopoly 2, fire queen, and raging rhino.


Bally is one of the oldest slot game developers. Similar to WMS, bally is also a subsidiary of the SG and provides licensed and legal games to multiple Singapore casinos. Top online bally games involve adaptations of their brick-and-mortar favorites such as cash spin, anchorman, and quick-hit super wheel.


International Game Technology (IGT) is another popular brick-and-mortar slot machine marketplace. Players will get multiple IGT online and mobile slots at regulated online casinos in Singapore. Try out classic slots such as double diamond and 8s wild or bet on high stakes in games such as gong xi f acai and Cleopatra plus.


This is the development team behind the party/bwinGaming brand. They offer most of their exclusive slots to other online casinos in Singapore. This developer provides almost a dozen associated progressive slots such as melon madness and loot’EnKhamun.


Nextgen is part of an NYX Group and offers software and games to multiple online casinos. Best nextgen slots include bigfoot and Astro cat alongside games such as bars and bells and ambassador.


NetEnt is a provider from Sweden that offers online slots games to the global marketplace. It supplies legal casino games to multiple Singapore casinos. Some of the most popular slots provided by NetEnt include starburst, jack hammer and gonzo’s quest alongside huge progressive jackpots such as divine fortune.

Other popular software developers are;

– Barcrest

– Novomatic

– Playtech

– Betsoft

– Microgaming

Can I Play Online Slots On Mobile Devices?

You can play multiple real money online slots via a portable device. You can download a casino app or log in to play via a web browser. Now, apps are simply available, and players can even make money deposits utilizing your smartphone.

Mobile slots are different from online slots games because they are developed to operate on a particular OS. As the game screen might be smaller, you can find the paytable and other details through swiping.

Online Slots Bonus Rounds And Features

All modern online slots games come with a bonus round. The bonus can be claimed at random or through landing the needed scatter symbol. These are the symbols, which payout no matter whether they land on reels or not. All these bonuses can be found at the best online casinos in Singapore.

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