Discover free casino slot machines with Slots Explorer

Explore our library of free demo slots all of which you can play for free on this site. Find slot games that you like and have fun playing them online. No download and no registration is required to play these slot games in a demo mode! If you wish to play these slots for real money, you must register/open an account with a reputable and trusted online casino site, make your deposit and be on your way to winning money online! The list of games below contains free video slot machines, 3d slots, 3-reeled and 5-reeled slots, classic slots, fruit machines, progressive jackpot slots and again, all of these games are absolutely free to play for fun. Some mobile slots would only work on mobile devices like smarthones and tablets, a "mobile phone" icon will indicate the fact that those are "mobile slots" in HTML5 that can be played on iPad, iPhone and Android systems. HTML5 mobile slots are the new thing.

We will  provide additional filters for you to get to those incredible slot machines that you were looking for. Slot games by theme, by coin size, high limit slots, penny slots, vegas slots online etc. We hope that here's the perfect tool for you to find any and all free casino slots online. The best, top-rated and popular casino slots are listed separately and all the new slots are to be found in new slot games to play for free. Have fun with this list of best free slot machine games online! 

Please use the following legend as assistance when you browse the list of demo slots below.
All listed games are instant play no download slots that you can play for free.

• Mobile slots in HTML5 - you can play them on Apple iOS (iPhone and iPad) as well as Android smartphones and tablets.
• Online casino fruit machines - were you looking for "fruit machines to play for free"? You'll find the best fruit machine slots on this page.
• Hot casino slots - most popular free slots games in December 2018. Ever wondered "what are the best online slots to play?" We think that you might find the best online casino slot games on our page about popular slots. Or just browse the games here for all the hot slots online.
• Jackpot slots - progressive jackpot slots online.
• NewNew online slots - new slots online released in December 2018. We also have a special page for newest free slots games with a list of newest WMS slots, newest IGT slots and latest Bally slots, etc.
• 3D3D slots free play - yes, you know, just look for that 3D indicator as a sign that you can play 3D slots online for free, no download required.
• POPPlay popular slots online free - popular slots are indicated by this purple sign abbreviated as "POP". What is the difference between "hot slots" and "popular slots"? Hot slots are trending slot games that were played the most times in December 2018, while popular slots are calculated by a slightly more complex popularity algorithm, that is described on the page dedicated to most popular free slots games.
• Penny slots and High limit slot machines - we intend to make it easy for you to find the highest paying slot machines as well as penny slots online and high roller slots.