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Wings of the Phoenix logo
Play for Free
Konami Gaming
Wings of the Phoenix by Konami Gaming
Roman Tribune logo
Play for Free
Konami Gaming
Roman Tribune by Konami Gaming
Versailles Gold logo
Play for Free
Versailles Gold by EGT
Mermaids Millions logo
Play for Free
Mermaids Millions by Microgaming
Santa (Pragmatic Play) logo
Play for Free
Pragmatic Play
Santa (Pragmatic Play) by Pragmatic Play
Big Bot Crew logo
Play for Free
Big Bot Crew by Quickspin
Panda Manga logo
Play for Free
888 Gaming
Panda Manga by 888 Gaming
Diamond Mine Megaways All Action logo
Play for Free
Blueprint Gaming
Diamond Mine Megaways All Action by Blueprint Gaming
Fruit Party logo
Play for Free
Pragmatic Play
Fruit Party by Pragmatic Play
5 Lions Gold logo
Play for Free
Pragmatic Play
5 Lions Gold by Pragmatic Play
Fairytale Legends: Hansel and Gretel logo
Play for Free
Fairytale Legends: Hansel and Gretel by NetEnt
Blood Lust logo
Play for Free
ELK Studios
Blood Lust by ELK Studios
Pixies of the Forest 2 logo
Play for Free
Pixies of the Forest 2 by IGT
Power Force Heroes logo
Play for Free
Push Gaming
Power Force Heroes by Push Gaming
Mega Moolah logo
Play for Free
Mega Moolah by Microgaming
Wild Wild Riches logo
Play for Free
Pragmatic Play
Wild Wild Riches by Pragmatic Play
Valley Of The Gods 2 logo
Play for Free
Yggdrasil Gaming
Valley Of The Gods 2 by Yggdrasil Gaming
Wolf Gold logo
Play for Free
Pragmatic Play
Wolf Gold by Pragmatic Play
Blue Wizard logo
Play for Free
Rarestone Gaming
Blue Wizard by Rarestone Gaming
Gonzo's Quest logo
Play for Free
Gonzo's Quest by NetEnt

Top Most Popular Free Slots Reviewed

Landing at CasinoMentor gives you a free ticket to discover the biggest online free slot land that ever exists in the universe. Every day, thousands of slot enthusiasts have paid their visits, now you will be a member of the community and have access to 17000+ free online slots that are available right at your fingertips. 

You should not worry that you can’t find the slot in a country with a specific culture to enjoy. Our free slots are diverse in culture and you can play them in any part of the world. All games are free of charge, instant play without registration and download.

You will never get tired of our slot list. We add and refresh the list every day.  We proudly claim to be the biggest and most popular slot library for worldwide players. 

Are you ready to dive into the world of innovative, fresh online slots? Or you wonder about those oldtimers in the industry? Well, you should not be hard-mouthed, anything in this world needs changing to be better. Therefore, our webpage promises to deliver to you the bét experience ever with access across all devices such as  Mobile and Desktop

All Types of Online Slots Available

Playing online casino games for free is such a good start for all kinds of gamblers, including professional punters and new players. Free games help players eliminate all the barriers and misunderstandings regarding rules and game bonuses. More than that, You can play many online slots without the need for registrations and deposits on our website. We guarantee you the best quality ever compared to the real version, which you can play at the best online casinos for real money. 

Overall, the idea of playing free games does not harm but creating benefits for players. You do not have to rush to understand the paylines or game glossary, such as Wilds and Scatters. Gather knowledge when playing free slots will make you more confident when you gamble for real money.  

In our database, you can find your favorite slot games if you have one in mind or select the theme and types of a slot that you prefer right on CasinoMentor. Each game, we conduct research and make a detailed review of the technical data, bonus features, and guide on playing the online slots. 

Free Slots no Download

To serve our customers best, we do not require players to download the slot to their devices to play/ All online slots are accessible from your web-browsers. You have to activate when playing our free demo games is the Flash Players for some flashed based slots. The process of installing Flash Players is not too complicated. 

If you have any issues with the Flash Player, please feel free to contact us. We will be happy to help you out.

Furthermore, fans of online slots will be in great pleasure as all the slot game providers have used the HTML5 technology to enable them to function impeccably in any browser such as mobile or tablet. 

Is no download slot your top priority? If not? Please see our other categories of free games. 

Free slots no registration

You would need to register or sign up to play for free at the online casinos, a little throwback to that old day. The feeling must be very uncomfortable, especially when your contact info and personal info were involved. You often got loads of promotional emails and insignificant emails, and annoying spams.

Today, with the help of CasinoMentor, you don’t need to go through all these complicated processes. You are free to select any video slot on our website. The free slots are just one click away from you. 

Feel free to play as many as you want to. Free of charge, Free of Download, Free of Registration are not all we want to provide you. Let’s explore one more option on the free games available on our website.

Play Branded Slots with Your Favourite Movie Series

Branded slots are those slots inspired by famous movie series, TV shows, music, and other popular culture engagement. Slot developers need to work and make an ideal agreement to create games based on the theme. Famous branded slots are Narcos from NetEnt or Game of Thrones. 

Branded slots are the main attractions for online casinos. Therefore, you could find their presence at almost all our best online casinos. Branded slots can somehow satisfy players’ feelings and visuality, but they are not always the best to deal with. Reading this important article to understand why.  

Free mobile slots

Free online slots now welcome you to play on the desktop and mobiles such as Android and IOS systems. You can now even gambling on the way without any barriers that stop you from your hobbies.

The Best Software Providers

The reputation of software providers reflects the quality of online slots. When you start playing at top online casinos, you need to understand the relationship between casino operators and casino software providers. Software providers provide you with fair, stable games which should be audited regularly by reputable third parties. 

To provide massive online slots and other games to players, one online casino needs to cooperate with multiple leading game providers such as  Playtech, Microgaming, and NetEnt, widely known to be the biggest ones in the industry. 

How We Rate the Best Online Gambling Software Providers for Online Slots

When it comes to rating the best gambling software providers, we use different criteria to come up with our ultimate ranking order. A good casino software firm will score highly across the board for different categories, and one of the biggest reveals comes down to the casino software that operators choose to use on their own site.

To bring the best online casino games to our beloved readers, we have implemented many strict criteria to find and filter the best game provider for you where you can place your trust. 

  • We only select licensed game providers such as UK-Licensed and regulated.
  • A trusted provider should have a good profile of awards in the industry. 
  • A wide range of games is also proof that the providers truly work to serve players' better gaming experience.
  • The RTP ( Return To Player) is also one of the factors to test. A high percentage ensures a higher level of player satisfaction in the long term, especially for punters. 
  • Sound and effects are also the marks that show the legitimacy of the provider. Entertainment value should be catered well by them.

Top Recommended Casino Software Providers in the United States

NetEnt Online Slot Machines

NetEnt is one of the leading game providers in the world of online slots. They are famous for wonderful theme design and soundtrack, especially when you try some of its top slots online such as Narcos, available for free play on our CasinoMentor. Another iconic Netent Slot is Gonzo’s Quest and Starburst, which you usually see at best casino bonuses free spin allowed games. 

This Swedish game provider guarantees to bring players the newest and most exciting slots such as Ramsay-inspired Hell’s Kitchen online slot or Mega Fortune, which can turn you into a millionaire for just 10 spins! One more feature that makes NetEnt become our top game provider is the mobile-first approach with Mega Joker online slot with excellent RTP up to 99% with only 1% house edge. This is such a good chance for players to bet and win against the online casino. 

Microgaming Games

Microgaming has been serving in the industry for such a long time. They have been known to be an Old Shark in the ocean of slots. They are well known for having many massive Progressive Jackpots. A good example of this is the Mega Moolah slot, which broke the world record to be the largest Jackpot paid out in the world. Other branded slots that brought a reputation for Microgaming are Game of Thrones slots and Jurassic Park online slot. It would help if you visited these online slots. 

Play’N Go Games

Play’n GO  is another Swedish software company that was founded in 2007. We put their first step into the world of the game with a remarkable slogan, which is “We Are Game.” The slogan indicates the growth in the number of high-quality games such as Book of Dead, Troll Hunter with 2 versions. 

This game provider's selling point is the unique graphics and sound effect, which you can not find at any game provider. 

The Play’n GO online slot, which has the highest and most competitive RTP, is Wizard of Gems. For slot lovers, you should not miss this slot. Players can enjoy playing all free slots from Play’n GO online slots on our website across all desktop, mobile, or tablet.

Evolution Gaming

Evolution Gaming is famous for its high tech live casino games. No other industry providers can beat against this giant because they have been serving in this department for several years. The live-streaming table games from studios give customers true thrills and urge them to play more and enjoy more. 

Evolution Gaming was founded in 2006, and they have more than 35 live games with 300 tables and over 3,000 live dealers. 

How to Play Free Slot 

Ever wondered how slot games are played online? 

Have you ever played at an offshore slot machine? Online slots work pretty much the same compared with land-based slots. They even grant you more chances to win with interesting in-game bonuses and welcome bonuses from top online casinos. Each video slot has a set layout, which indicates the vertical spinners called reel and horizontal spinners caller line. To get a big win, players have to cross their fingers to pray for special symbols to form a payline. 

Want to learn how to win big in the long run?

Slots are a game of chance. You can't calculate and estimate when you win and how many you win. However, you can invest your time in understanding RTP and the variance of each online slot. You probably can win in the long run. 

Why Should you Play Our Free slots? 

Free slots are your effective tool to sharpen skills. We proudly claim to be the largest online free slot hub. All you need to do is to search for your new game name at our search bar. Within a second, you can play the game for free with an in-depth expert review and top casino recommended for you. 

Free slots also give you good chances to try all top online slots from different casino game providers without risking a penny if you haven’t picked one for your favorite. 

CasinoMentor guarantee to find for you the best online slot with the greatest payout!
What To Remember When Playing Slots

Choose your slot carefully

You can not pick a good slot right at your first time unless the God of Luck backs you up. However, luck has a rare presence at the game of chance - slot. Therefore you have to try many online slots to find one which suits you the best in terms of themes, soundtrack, additional features, symbols, RTP. Our free slot promises to bring you all of this knowledge just for free, and no registration is required. 

Pay Table is Important

Paytable of the games is not the game with all slots. In the online slot world, paytables mean the line and the form which paying symbols can form, giving you big winning after all. It also can tell you which symbol is the highest and which are among the lowest pays. The good slot should have more than 20 paylines. Therefore players can benefit from multiple ways of winning. 

Control your bankroll

You need to know how to control your bankroll and stop gambling when you should. There are two pieces of advice we would like to give. The first one is always to start with low bets first and decide how much you want to spend in a week. You should not bet money you can't afford to lose. Stick to the motto, “ Slot machines are designed to keep you entertained.” 

Smaller Jackpots

Do not be lured by a huge progressive jackpot. It’s simply because it is too difficult to get a win. Small jackpots sound easier while still giving you decent winning. Pack your bag with small bucks makes your rich faster than waiting for you a huge jackpot to come.