SEARCH HERE 
CLOSE
Our team of experts has put together slot tips and slot game reviews to help players from the USA, Canada, and Europe find the best selection of online slots in the industry.
While creating our list of online casinos with the best online slots games, we consider factors such as software providers and availability of slots bonuses and slots tournaments.
If you are a slots enthusiast who ends up ing at an online casino that offers only a handful of slots, you will be disappointed. So we have reviewed only online casinos that offer at least 500 video slots.
We have also ensured that players have a wide range of slots to choose from, including high limit slots, progressive slots, Vegas slots, free slots, classic slots and ultra-modern video slots.
Before g up at a slots online casino, players should bear in mind the following facts:
The following casino websites will provide you with the best online slot game experience.
Welcome Bonus $1,500 + 150 FS
18+. New Players Only. T&Cs Apply.
At 1xBet Casino, each deposit counts. Make the minimum deposit of $10 followed by 4 more deposits of $15 to get up to $1,500 in welcome bonuses plus 150 Free Spins on multiple slots. Featured eligible slots: Book of Gold: Classic, Legend of Cleopatra, Solar Queen, Imperial Fruits. 35x wagering.
| Target Markets: | International |
|---|---|
| Software: | AMATIC Industries, Apricot, Aristocrat, Betgames, Betsoft, Booongo, EGT Interactive, Endorphina, Evolution, Ezugi, Fazi, GameArt, Igrosoft, Inbet Gaming, LuckyStreak, NetEnt, Novomatic, Play'n GO, Playtech, Portomaso Gaming, Pragmatic Play, Red Rake Gaming, SA Gaming, Tom Horn, VIVO Gaming, XPro Gaming, Zeus Play |
| Games: | 2,900+ |
| Cash Out Time: | 24H |
450 Free Spins or 200% Cash Bonus on 3 Deposits
New customers only. 18+. Click here for full T&Cs.
Min deposit is 25 USD/ 25 EUR / 30 AUD / 30 CAD or currency equivalent to be eligible for this welcome offer. Maximum bonus per deposit is 500 USD/700 AUD/700 CAD. General Bonus apply.
| Target Markets: | Australia, Canada, International, New Zealand, United States |
|---|---|
| Software: | Arrow’s Edge, Betsoft, Inbet Gaming, Rival, Saucify, VIVO Gaming |
| Games: | 390+ |
| Cash Out Time: | 24H |
100% up to $400 + 150 Extra Spins
New customers only. 18+. Click here for full T&Cs.
We will match your deposit up to $400 on your first deposit. $10 minimum deposit required. You are required to wager the bonus amount 20 times before you can withdraw the bonus funds. You can forfeit the bonus and take the winnings and paid out bonus funds. Only the remaining balance of the bonus which has not yet been released will be forfeited Bonus will be paid out in 10% increments to your cash . Jackpot games do not contribute to the conversion. Maximum bet per spin is either 50% of your deposit up to $20. You must be 18 or over to play and 21 in countries where that is the minimum age by law. Play Responsibly.
| Target Markets: | Europe, Sweden, United Kingdom |
|---|---|
| Software: | 1X2gaming, 2 By 2 Gaming, AdoptIt Publishing, Ainsworth Game Technology, All41 Studios, AMATIC Industries, Apricot, Aristocrat, Aspect Gaming, Asylum Labs, Aurify Gaming, Bally Technologies, Bally Wulff, Barcrest, BB Games, Betdigital, Betsoft, Big Time Gaming, Bla Bla Bla Studios, Blueprint Gaming, Booming Games, Bulletproof Games, Casino Technology, Cayetano Gaming, Chance Interactive, Concept Gaming, CORE Gaming, Crazy Tooth Studio, Cryptologic, Dice Lab, EGT Interactive, Electric Elephant, ELK Studios, Endorphina, Evolution, Eyecon, Fantasma Games, Felt, Fortune Factory Studios, Foxium, FUGA Gaming Tecnologies, Game360, GameArt, Games Lab, Games Warehouse, Gamevy, GAMING1, Gamomat, Ganapati, Genesis Gaming, Genii, Greentube, Habanero, Hacksaw Gaming, IGT, IGT PlayDigital, Imagina Gaming, Inbet Gaming, Inspired, Iron Dog Studio, Games, Just For The Win, Kalamba Games, Konami, Leander Games, Light & Wonder, Lightning Box, Live 5 Gaming, Magic Dreams, Magnet Gaming, Merkur Gaming, Meta Games Universal, MultiSlot, Mutuel Play, Nektan, NetEnt, NextGen Gaming, Nolimit City, Northern Lights Gaming, NYX, Old Skool Studios, OpenBet, ORYX Gaming, PearFiction Studios, PG SOFT, Pirates Gold Studios, Play'n GO, Playson, Playtech, Pragmatic Play, Push Gaming, Quickspin, Rabcat, Realistic Games, Red Rake Gaming, Red Tiger Gaming, Red7, Reflex Gaming, Relax Gaming, Rival, Sapphire Gaming, Scientific Games, Seven Deuce Gaming, Shuffle Master, Side City Studios, Sigma Gaming, Skillzzgaming, Skywind, Slingshot Studios, Spieldev Gaming, Spike Games, Spinmatic, Stakelogic, STHLMGAMING, Storm Gaming Technology, Stormcraft Studios, SUNFOX Games, Switch Studios, The Games Company, Thunderkick, Touchstone Games, Triple Edge Studios, WagerMill, Wazdan, Williams Interactive, Yggdrasil Gaming, YoloPlay |
| Games: | 9,000+ |
| Cash Out Time: | 24H |
100% up to $400 + 180 Free Spins
New customers only. 18+. Click here for full T&Cs.
The Wagering Requirements for Free and Registration bonuses are forty (40) times the Bonus sum awarded to you, unless stated otherwise in the supplemental and Conditions.
| Target Markets: | Australia, Canada, Europe, International, Ireland, New Zealand, South Africa, Sweden |
|---|---|
| Software: | 1X2gaming, AMATIC Industries, Apricot, Asia Gaming, Authentic Gaming, Belatra, Betsoft, BGAMING, Big Time Gaming, Blueprint Gaming, Booming Games, Booongo, EGT Interactive, ELK Studios, Endorphina, Evolution, EvoPlay, Ezugi, Foxium, GameArt, Gamebeat, Gameplay Interactive, Games Warehouse, Genesis Gaming, Habanero, Hacksaw Gaming, High5 Gaming, IGT PlayDigital, Iron Dog Studio, Kalamba Games, Leander Games, Lightning Box, Lost World Games, Magnet Gaming, NetEnt, NextGen Gaming, No Limit Gaming, Nolimit City, Old Skool Studios, Pariplay, Platipus Gaming, Play'n GO, Playson, Playtech, Pocketdice, Pragmatic Play, Push Gaming, Quickfire, Quickspin, Rabcat, Red Tiger Gaming, Relax Gaming, Rubyplay, Sigma Gaming, Skillzzgaming, Spinomenal, Thunderkick, VIVO Gaming, WagerMill, Wazdan, Yggdrasil Gaming |
| Games: | 3,200+ |
| Cash Out Time: | 0-1 Days |
New Player Bonus 100% up to €100
New customers only. 18+. Click here for full T&Cs.
Deposit min. €10. Max. bonus €100. 20x wagering (game weighting, table coverage and max. bet rules apply) on deposit and bonus to make the bonus balance withdrawable. Time limits and T&Cs apply.
| Target Markets: | Europe, International, Sweden, United Kingdom |
|---|---|
| Software: | Apricot, Felt, NetEnt, Playtech |
| Games: | 2,800+ |
| Cash Out Time: | 24H |
Multi-Award Winning
18+. New Players Only. T&Cs Apply.
New cust only. Opt in & deposit £10+ in 7 days & wager 1x in 7 days on any eligible casino game (excluding live casino and table games) for 50 Free Spins. Wagering contributions vary. Free Spins worth 10p each on Big Bass Splash. 3 day expiry. T&Cs apply. 18+ GambleAware.org.
| Target Markets: | Canada, Europe, India, New Zealand |
|---|---|
| Software: | 2 By 2 Gaming, Apricot, Authentic Gaming, Bally Technologies, Barcrest, Betdigital, Betsoft, Big Time Gaming, Bla Bla Bla Studios, Blueprint Gaming, CORE Gaming, Cryptologic, ELK Studios, Evolution, Ezugi, Felt, Foxium, FUGA Gaming Tecnologies, Games Lab, Gamevy, Genesis Gaming, Hacksaw Gaming, High5 Gaming, IGT, IGT PlayDigital, Inspired, Just For The Win, Light & Wonder, Lightning Box, NetEnt, NextGen Gaming, NYX, Odobo, Play'n GO, Playson, Playtech, Pragmatic Play, Push Gaming, Quickspin, Rabcat, Realistic Games, Red Tiger Gaming, ReelPlay, Relax Gaming, Scientific Games, STHLMGAMING, Thunderkick, Williams, WMS, Yggdrasil Gaming |
| Games: | 3,000+ |
| Cash Out Time: | 1-5 Days |
CasinosOnline focuses not only on slots, but also on live dealer games, blackjack games, roulette games, and progressive games. If you’re looking for online casino games with the best odds, you will find the required information here.
Playing at online casinos is getting more exciting than ever thanks to the development of sophisticated game technologies. People’s interest in gaming has led to the creation of a concept called gamification, where game elements are used to encourage learning, consumer loyalty, participation, and a dozen other things. Mobile technology has taken gaming to a completely new level, which is why we have made sure that our recommended slots are mobile compatible.
It’s also important to note that there are two types of paylines – fixed and adjustable. The former has a predetermined number of lines. The latter allows players to alter the number of paylines according to their wishes.
As you can see, many factors need to be considered when choosing the right online slot. But all of those online cabinets can be classified into the following categories.
If you are curious about progressive jackpot slots, check out Mega Fortune.
On top of that, we regularly update our progressive jackpot slots database. The CasinosOnline team consistently review and rank new progressive jackpot slots from eminent software suppliers. Keep your eyes peeled for our game reviews page. We post the latest jackpot games right there!
The following section is our attempt to answer the following commonly asked player questions about slots:
Before g up at any slots online casino, we suggest that you read the following tips.
We have researched a number of online slot games and recommended the best of them here. We suggest that you read our slot game reviews if you are confused about which game to play. Our list of slots includes not only the newest online slots, but also older slots that still enjoy a great deal of popularity.
| Software: | Apricot, Games Global |
|---|---|
| Reels: | 5 |
| Paylines: | 243 |
| RTP: | % |
| Jackpot: | $1.215.000 coins |
| Software: | Play'n GO |
|---|---|
| Reels: | 5 |
| Paylines: | Cluster Pays |
| RTP: | 96.21% |
| Jackpot: | $5,000x |
| Software: | Betsoft |
|---|---|
| Reels: | 6 |
| Paylines: | Scatter Pays |
| RTP: | 96.62% |
| Jackpot: | $10,101x |
| Software: | Endorphina |
|---|---|
| Reels: | 5 |
| Paylines: | 50 |
| RTP: | 96.06% |
| Jackpot: | $1,400x |
| Software: | Relax Gaming |
|---|---|
| Reels: | 3 |
| Paylines: | 4 |
| RTP: | 96.10% |
| Jackpot: | $5,000x |
| Software: | Rubyplay |
|---|---|
| Reels: | 6 |
| Paylines: | 10,000 |
| RTP: | 96.28% |
| Jackpot: | $3,201x |
| Software: | Habanero |
|---|---|
| Reels: | 5 |
| Paylines: | 25 |
| RTP: | 97.95% |
| Jackpot: | $5,526x |
| Software: | Yggdrasil Gaming |
|---|---|
| Reels: | 6 |
| Paylines: | Scatter Pays |
| RTP: | 96% |
| Jackpot: | $6,260x |
| Software: | Yggdrasil Gaming |
|---|---|
| Reels: | 5 |
| Paylines: | 243 |
| RTP: | 94% |
| Jackpot: | $25,000x |
| Software: | 888 Gaming |
|---|---|
| Reels: | 5 |
| Paylines: | 15 |
| RTP: | 96% |
| Jackpot: | $ Progressive |
| Software: | Pragmatic Play |
|---|---|
| Reels: | 6 |
| Paylines: | Cluster pays |
| RTP: | 96.49% |
| Jackpot: | $5,000x |
| Software: | Pragmatic Play |
|---|---|
| Reels: | 5 |
| Paylines: | 10 |
| RTP: | 96.58% |
| Jackpot: | $5,100x |
| Software: | NetEnt |
|---|---|
| Reels: | 5 |
| Paylines: | Up to 117,649 |
| RTP: | 96.14% |
| Jackpot: | $14,400x |
| Software: | Play'n GO |
|---|---|
| Reels: | 6 |
| Paylines: | 4096 |
| RTP: | 96.20% |
| Jackpot: | $40,000x |
| Software: | NetEnt |
|---|---|
| Reels: | 5 |
| Paylines: | 40 |
| RTP: | 96.24% |
| Jackpot: | $2,000x |
| Software: | Pragmatic Play |
|---|---|
| Reels: | 5 |
| Paylines: | 20 |
| RTP: | 96.06% |
| Jackpot: | $5,000x |
| Software: | Pragmatic Play |
|---|---|
| Reels: | 5 |
| Paylines: | 20 |
| RTP: | 96.52% |
| Jackpot: | $10,000x |
| Software: | NetEnt |
|---|---|
| Reels: | 5 |
| Paylines: | 20 |
| RTP: | 96.13% |
| Jackpot: | $1,259x |
| Software: | WMS |
|---|---|
| Reels: | 5 |
| Paylines: | 100 |
| RTP: | 95.94% |
| Jackpot: | $125,000 coins |
| Software: | Apricot, Games Global |
|---|---|
| Reels: | 5 |
| Paylines: | 15 |
| RTP: | 90.47% |
| Jackpot: | $ Progressive |
| Software: | NetEnt |
|---|---|
| Reels: | 5 |
| Paylines: | 10 |
| RTP: | 96.1% |
| Jackpot: | $2,500 coins |
| Software: | NetEnt |
|---|---|
| Reels: | 5 |
| Paylines: | 243 |
| RTP: | 96.05% |
| Jackpot: | $10,000x |
| Software: | NetEnt |
|---|---|
| Reels: | 5 |
| Paylines: | 15 |
| RTP: | 96.4% |
| Jackpot: | $10,000 coins |
| Software: | Relax Gaming |
|---|---|
| Reels: | 3 |
| Paylines: | 5 |
| RTP: | 96.10% |
| Jackpot: | $8,850x |
| Software: | NetEnt |
|---|---|
| Reels: | 5 |
| Paylines: | 20 |
| RTP: | 96.23% |
| Jackpot: | $100,000 coins |
| Software: | 888 Gaming |
|---|---|
| Reels: | 5 |
| Paylines: | 20 |
| RTP: | 93.59% |
| Jackpot: | $ Progressive |
| Software: | NetEnt |
|---|---|
| Reels: | 5 |
| Paylines: | 20 |
| RTP: | 96.97% |
| Jackpot: | $600,000 coins |
| Software: | 888 Gaming |
|---|---|
| Reels: | 5 |
| Paylines: | 15 |
| RTP: | 95% |
| Jackpot: | $ Progressive |
| Software: | Apricot, Games Global |
|---|---|
| Reels: | 5 |
| Paylines: | 9 |
| RTP: | 92.11% |
| Jackpot: | $ Progressive |
| Software: | NetEnt |
|---|---|
| Reels: | 5 |
| Paylines: | 99 |
| RTP: | 97.1% |
| Jackpot: | $$250 |
A good selection of slot realted articles and guides
Popular questions about playing casino slots online!
It depends on what theme and style of slots you like. However, the most prominent creators of online slots based on quality and diversity can be highlighted. Those are Microgaming, Betsoft and Play’n GO, as far as the veteran creators go. Newer slot developers include NetEnt, Yggdrasil Gaming and Quickspin.
Yes, you can play slots online free of charge. Luckily, you need not invest any real money to enjoy online gambling. Simply choose the demo mode of the game in an online casino and try it out for free. Please note that some casinos name them free-play games.
The slots that you can play online run on RNG software, which guarantees random outcomes. Additionally, the operators that CasinosOnline.com recommends are publicly audited. Therefore, these games are not rigged so rest assured and play without worrying. Online slots are fair and safe to play.
Wilds in slots work the same way as wilds in video poker. To put it simply, their role is to help players win more. You can use wilds to create more winning combinations. For example, if you have 4 matching symbols and a wild on a payline, the wild will substitute the fifth matching symbol.
Scatter symbols, unlike wilds, are relatively new in video slots. Developers invented them to allow players to unlock bonus rounds and consequently win more. No matter where they show up on the reel grid, a scatter will render payoff. Moreover, it is the only symbol that cannot be substituted by a wild.
Return to player represents the payout percentage or potential that an online slot has. Every casino game has this evaluation. RTP is in a way the opposite of the house edge. To clarify, it is the advantage that the player has against the casino. For instance, if the game offers an RTP of 98%, you’ll win $98 for every $100 you wager.
There is always going to be a chance that you will win and possibly win big when playing any mobile slot game. So never be put off playing any slot you like the look of and enjoy playing. However, the higher the payout percentage offered on any slot game you do decide to play the more of your stakes you will get returned to you over your long term play.
As one of our team’s dedicated casino writers, Luka is behind some of the reviews, guides, and casino info you’ll see across the site. His ion for all things gaming and years of experience as a writer ensure critical but fair viewpoints on the best (and worst) the casino industry has to offer.
Although most casinos online are inherently international, some of them specialize for certain markets. If you’re looking for the best casino for your country or area, you’ll find it on this page. The CasinosOnline team reviews online casinos based on their target markets so players can easily find what they need.
