20+ years in the gambling industry including 13+ years playing and reviewing slots.
If you’re the kind of player who loves exploring new titles, hunting down hidden gems, or diving deep into massive slot libraries, this guide is for you. I’ve picked out the slot sites with the most online slot games available in the UK right now, all fully licensed and packed with options.
Whether you’re into classic reels, feature-rich video slots, or exclusive releases, these sites offer something for everyone. I’ve also spotlighted standout slot games from each site to help you start spinning right away. You’ll also discover detailed reviews and free slot demos.
Top 10 Sites with the Most Slot Games
Think all slot sites are the same? Think again. I've broken down the UK casinos with the most slot games available, including top titles, hidden gems, and standout features.
I’ve reviewed over 10,000 online slot games and more than 250 slot sites. With 20+ years in the industry, I aim to provide honest, data-driven insights for all players.
| # | Site | Founded | UKGC License | Number of Slot Games |
|---|---|---|---|---|
| 1 | Videoslots Casino | 2011 | ✅ (39380) | 9,000+ |
| 2 | Mr Vegas Casino | 2017 | ✅ (39380) | 8,200+ |
| 3 | Winlandia Casino | 2014 | ✅ (39326) | 7,400+ |
| 4 | Mega Riches Casino | 2024 | ✅ (39380) | 7,000+ |
| 5 | Party Casino | 1997 | ✅ (54743) | 5,300+ |
| 6 | Las Vegas Casino | 2020 | ✅ (39335) | 5,000+ |
| 7 | LeoVegas Casino | 2012 | ✅ (39198) | 4,000+ |
| 8 | NetBet Casino | 2001 | ✅ (39170) | 4,000+ |
| 9 | Casino Kings | 2014 | ✅ (39335) | 4,000+ |
| 10 | Unibet Casino | 1997 | ✅ (45322) | 3,750+ |
1. Videoslots Casino: 9,000+ Slot Games
Founded in 2011, Videoslots Casino is the UK slot site with the most games, with well over 9,000 slot games available. Yes, you read that right.
With games from over 200 slot providers, players have the ability to filter by type (i.e. Games with Free Spins) and slot provider. Their top slot games including Play ‘n GO’s Reactoonz and Push Gaming’s Razor Shark.
With daily free spins battles and weekly slot tournaments, Videoslots offers 24/7 customer support. The award-winning site guarantees fast withdrawals (in under 12 hours) and has most popular payment methods, including PayPal, Apple Pay and debit cards.
- No. of slots 9000+
- Payout speed Instant - 24 Hours
- Win rate 95.7%
- Over 5,000 Slots
- Instant Payouts
2. Mr Vegas Casino: 8,200+ Slot Games
Established in 2017, Mr Vegas Casino is part of the Videoslots group and has over 8,200 slot games from the best providers, including Big Time Gaming, Hacksaw Gaming and Eyecon.
With all the latest slot releases, you can filter games by provider and type: you’ll also see all the most popular jackpot slots on the homepage. A couple of recommended games include Pragmatic Play’s Big Bass Bonanza and NetEnt’s Starburst.
With round-the-clock support, Mr Vegas offers a multitude of payment methods (i.e. PayPal, Paysafecard and Skrill), instant cashouts as well as an extensive library of live casino games,
- No. of slots 8200+
- Payout speed Instant - 24 Hours
- Win rate Variable
- 5416 Games to Play
- Instant Withdrawals
- Live Casino - Jackpots and More
3. Winlandia Casino: 7,400+ Slot Games
Founded in 2014 and available in the UK from 2023, Winlandia Casino boasts over 7,400 slot games. With a Nordic twist, the ice-cool site has a variety of intuitive filtering options, including the ability to view all games by a particular provider.
Offering slot games from all the big guns such as Microgaming, Pragmatic Play, Playtech and ELK Studios, their most popular titles include Play ‘n GO’s Book of Dead and Pragmatic Play’s Gates of Olympus.
With PayPal, debit cards and Apple Pay (among others), Winlandia customers benefit from 24/7 customer support, an OLBG-exclusives welcome bonus offer and ongoing promotions.
- No. of slots 7400+
- Payout speed 24 Hours
- Win rate Variable
- Excellent Slots & Live Dealer Options
- Exciting New UK Casino
4. Mega Riches Casino: 7,000+ Slot Games
New in 2024, Mega Riches Casino has over 7,000 slot games to choose from. Part of the Videoslots group, their extensive range of games comes from all the top studios, including Blueprint Gaming, Novomatic and IGT.
With the ability to filter by provider and game type, popular games include Hacksaw Gaming’s Reign of Rome and Eyecon’s Fluffy Favourites. I also found they added new releases before anyone else.
With a minimum deposit of just £10, you can deposit with PayPal, MuchBetter and Skrill, amongst others. Importantly, withdrawals are processed within 5 minutes, including weekends. With 24/7 customer support, there are daily offers and an exclusive Wheel of Riches jackpot wheel.
- No. of slots 5000+
- Payout speed Instant options
- Win rate Variable
- New to 2024
- 5 minute withdrawals
- 5,600+ casino games
5. Party Casino: 5,300+ Slot Games
Founded way back in 1997, Party Casino offers one of the strongest game collections, with over 5,300 slot games and frequent exclusives through the Entain network.
With new releases, they have one of the largest libraries of exclusive slot games I’ve ever come across: these are from a variety of providers as well as exclusive Entain-developed slots.
As well as a big collection of progressive jackpot slot games, Party Casino is a trusted UK site with £5 deposits and free instant withdrawals. With dedicated iOS and Android mobile apps, there are slot tournaments, regular promotions and 24/7 customer support (including a freephone telephone number and Live Chat).
- No. of slots 5300+
- Payout speed 24 Hours
- Win rate 95.35%
- Over 3,000 Slot Games
- Great Live Casino
6. Las Vegas Casino: 5,000+ Slot Games
Founded in 2020, Las Vegas Casino has over 5,000 slot games. With a generous bonus and free spins offer, they have titles from all the big guns, with top slots from Book of Dead to Starburst.
There is a handy search function and the ability to create your own ‘Favourites’ lobby. With Playtech slots found in their ‘Vegas’ tab, they have all the latest releases.
With 24/7 support including live chat, Las Vegas Casino deposits begin at £10 with quick cashouts to match. Regular players will benefit from weekly top-up bonuses, cashback, missions and rewards.
- No. of slots 5000+
- Payout speed 24 Hours
- Win rate 97.2%
- Fully Licensed and Regulated in the UK
- 24/7 Support and Live Chat
- Massive Range of Games
7. LeoVegas Casino: 4,000+ Slot Games
Founded in 2012, the award-winning LeoVegas Casino offers you more than 5,000 slot games. With a great search function which allows you to search by studio, there are games from Pragmatic Play, Playtech and Nolimit City. They also have lots od sections so you can find your favourite games easily.
LeoVegas also have an extensive Exclusives & Originals section where you’ll find games from Push Gaming, Playtech, Microgaming, Pragmatic Play and Blueprint (i.e. LeoVegas Megaways, LeoVegas Cluster Gems and Gates of LeoVegas 1000). If you love jackpot slot games, there are exclusive LeoJackpots to be won
Everything else is as it should be, with excellent customer support, free instant withdrawals, dedicated mobile apps and a no wager free spins offer to get started.
- No. of slots 4000+
- Payout speed Instant - 24 Hours
- Win rate 96.9%
- Great Slots & Exclusive Table Games
- Excellent 24/7 Customer Service
8. NetBet Casino: 4,000+ Slot Games
Founded in 2001, NetBet Casino has more than 4,000 slot games to play online. You’ll find games from the top studios like Pragmatic Play, NetEnt, Play ‘n GO and Playtech.
Offering one of the best laid-out sites, you’ll see trending searches and several sections dedicated to games inspired by game shots and mythology. Need inspiration? The handy ‘Top 20 Games’ tab is perfect. If you love Megaways slots, there’s a dedicated section for that as well as Drop & Wins slots.
With a standalone live casino, there are mobile apps, a good range of banking options and lightning-fast withdrawals. As well as a huge number of promotions, there is a Players Club and even a Club Shop.
- No. of slots 4000+
- Payout speed 24 Hours
- Win rate 96.54%
- Free & Fast Withdrawals
- iOS/Android Casino Apps
9. Casino Kings: 4,000+ Slot Games
Founded in 2014, Casino Kings offers more than 4,000 slot games with a royal mix of classics and new releases. With games from Light & Wonder, Play ‘n GO and Pragmatic, expect to find the most popular slots such as Sweet Bonanza, Starburst, Legacy of Dead and 9 Pots of Gold.
With Vegas games from Playtech, there are dedicated sections for slot providers. The superbly designed site is easy to navigate with various sections allowing you to locate your favourite titles. You can even create a ‘Favourites’ lobby.
With a minimum deposit of £10 for most banking options (including Pay By Mobile and Apple Pay), withdrawals are processed within 24 hours. That’s not all as Casino Kings has a great range of promotions and offers for existing players which include weekend and midweek cashback, a Wheel of Spins and a game of the week.
- No. of slots 4000+
- Payout speed Instant options
- Win rate Variable
- Attractive bonuses
- Mobile-friendly
- Over 4,000 casino games
10. Unibet Casino: 3,750+ Slot Games
Established in 1997, Unibet Casino has over 3,750 slot games. In fact, they are the slot site with the most jackpot games. You’ll find popular titles like Mega Moolah and Mega Fortune as well as WowPot, King Millions, Mega Moolah and Dream Drop games.
Offering exclusive Relax Gaming slots, they have exclusive titles from Pragmatic Play, Microgaming, Red Tiger and Gaming Corps. Unibet’s excellent filtering options allow you to search by bonus feature, theme, provider and number of paylines!
All available to play on iOS and Android mobile apps, they offer 24/7 customer support (with a UK freephone number), live casino and Slingo games, lots of banking options and fast withdrawals.
- No. of slots 3750+
- Payout speed Instant Options
- Win rate Variable
- Exclusive Slots & Instant Withdrawals
- iOS & Android Casino Apps
What Makes a Great Slot Games Library?
A large number of slot games is great, but quality matters too. The best slot collections combine:
- 🛠️ Slot Provider Variety: Games from top slot providers such as Pragmatic Play, Nolimit City, Play ‘n GO & NetEnt.
- 🔍 Smart Filters & Categories: Search by provider, theme, volatility level, jackpots and bonus features.
- ✨ Exclusive or Bespoke Games: Slot games you won’t find anywhere else.
- ⚡ Fast Load Times: No one wants a laggy library.
- 📱 Mobile-Friendly: Having dedicated apps helps play on the go.
UKGC-Licensed
Final Thoughts: Which Slot Site Reigns Supreme?
If sheer volume is your priority, Videoslots Casino is the undisputed king. But Party Casino and Unibet Casino impress with exclusives and breadth, while Winlandia delivers a more curated but still excellent range.
Whether you're after thousands of games, exclusive releases, or jackpot options, there's a site here for every type of slot fan.
FAQs
FAQ
Slot Sites with Most Games FAQs
What UK slot site has the most slot games?
Videoslots Casino leads the pack with over 9,000 slot games from 200+ providers, offering unmatched variety.
Which site has the most exclusive slots?
Party Casino stands out for its exclusive Entain-developed slots and strong jackpot selection.
Which slot site has the best game filtering options?
Unibet Casino allows you to filter their 3,750+ slots by bonus feature, theme, slot provider and number of paylines/mechanic.
Are all these slot sites UK licensed?
Yes, every site featured in this guide is fully licensed by the UK Gambling Commission for safe and secure play.
