Best Online Slots Sites

New Customer Offers, T&C’s Apply, 18+, Wagering Requirements Apply apply to each of the offers below, click “Claim Bonus!” for more information.

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Up to £100 New Player Bonus!

Serving 1.5 million customers in over one hundred different countries, Bet365 has exploded across the market following launch in 2005. Slots are across Casino, Games and Vegas tabs, a licensing agreement with Playtech, but you will easily find everything you expect and loads more too ... wildly popular Age of the Gods and classics like Cleopatra.

Bet365 Casino Review

Bonus Key Qualifying Criteria: New Casino customers only. Deposit min. £10. Applies to first deposit to Casino only. Max. bonus £100. 15x wagering (game weighting applies) on deposit and bonus to make the bonus balance withdrawable. Time limits and T&Cs apply.

200% up to £400 Slot Bonus plus 100 Free Spins

Betfair Casino Review The Betfair Story began back in 1999 when professional gambler Andrew ‘Bert’ Black and City professional Edward Wray chanced upon each other, went into business as the Sporting Exchange then subsequently launched the Betfair Betting Exchange at the turn of this century.Originally focused on sports betting, and... Betfair Casino Review

Bonus Key Qualifying Criteria: New Players from UK&IRL only. Min buy-in £20. Bonus wagering 35x on eligible games. Spins available day after bonus is lost/redeemed, 10 per day for 10 days, no wagering. Full T&Cs apply.

50 Free Spins

This online slots site, with its solid heritage and enviable reputation, offers a huge range of fabulous slots across three tabs – Casino, Vegas and Games. Hit the casino tab and the Playtech slots unfold, with all other slot dreams answered between Vegas and Games. Also on the site are big progressive slots, cashback on slots and free spins bonuses.

William Hill Casino Review

Bonus Key Qualifying Criteria: Opt-in required. No deposit needed. New and existing UK customers. Max 50 free spins. Max 10 free spins per day for max 5 consecutive days. Daily free spins expire within 24 hours. Age of Gods games only. 40x wagering. Max withdrawal £20 per day. Player, currency, game restrictions and terms apply.

Get Up To £100 in Bonus Cash plus 200 Free Spins

A relative newcomer, since launch in 2008, Mr Green has established itself as a very serious player offering a casino geared to online slots fans. Over 300 slots feature the biggest hits from the best developers, it also features an excellent sort & search tool ... and you get to try ALL the games for free before sign up.

Mr Green Casino Review

Bonus Key Qualifying Criteria: New players only. 18+. 35x wagering applies to Bonus Cash and Free Spins. Deposit of £20+ unlocks a 100% Match Bonus up to £100 in Bonus Cash, subsequent wager of £20+ on slots unlocks 100 Starburst Free Spins and 100 additional Free Spins (5 per day over 20 days).

Deposit £10 Play With £60 plus 20 Free Spins

Paddy Power Casino runs all Playtech games under the Casino tab (Marvel Super Hero slots and popular TV themed slots) and other tasty slots under the Games tab (from Astro Fruit to Zuma slots). Great research and sorting tools ensure easy navigation, and access to play all its slots for free before sign up is another huge player bonus for PP.

Paddy Power Casino Review

Bonus Key Qualifying Criteria: UK & IRL only. Deposits made with e-wallets are not valid for this promo. Bonus wagering x35 on eligible games. Winnings from bonus capped at £500. Spins available after bonus is redeemed/lost. 10 per day with no wagering. Full T&Cs apply.

Double Your First Deposit up to £200

If you love online slots like we do, then NetBet Casino is likely to leave you feeling like a kid in a sweetshop. Its choice of games is just stunning, and it’s all available to you from a site you can trust to play fair and treat you well. Add on the extra bit of bankroll you can play with using its Welcome Bonus and we think you’d be mad not to play at NetBet Casino.

NetBet Casino Review

Bonus Key Qualifying Criteria: +18, New Players Only, £10+ Deposit Required 30x Wagering and T&Cs Apply.

Play with £88 Free No Deposit Bonus plus 200% Up To £300 Bonus

888 Casino might be an old-timer amongst online casinos but it’s definitely not stuck in the past, more than enough hits to keep keen slot players in a spin.

888 Casino Review

Bonus Key Qualifying Criteria: New players only, £88 is granted in FreePlay (FP), FP must be claimed within 48 hrs of receiving the email and expires after 14 days, FP wins are credited as bonus and capped at £15, exc. JP win, Special Offer: £20 min deposit, 200% up to £300 Bonus, Bonus wins are capped at £500, To withdraw bonus & related wins, wager 50 x (bonus amount) within 21 days, Restrictions apply to deposit until wagering requirement fulfilled, Wagering req. vary by game, This offer may not be combined with any other offer, Withdrawal restrictions & full T&Cs apply.

£20 Free Welcome Bonus

Grosvenor Casino, the UK’s biggest casino brand, houses all its slots neatly under the ‘Slots & Games’ tab with over 250 games to choose from. A good navigation tool helps speed up the search across a top selection of games from leading developers. The slots site also has a ‘try before you buy’ option with free play versions available before sign up.

Grosvenor Casino Review

Bonus Key Qualifying Criteria: First Deposit only. Min £20 Deposit, 5x Wagering. T&Cs Apply.

110 Free Spins

This rising star certainly packs a punch since debuting in 2012. Licensing deals with Playtech, IGT and Ash ensure the best themed games are all available under one bgo roof. It makes the claim to be one of the best online slot sites - as well as the hottest themed slots bgo also offers a comprehensive selection of casino and progressive slots.

BGO Vegas Casino Review

Bonus Key Qualifying Criteria: 18+. New Customers Only. 10 Free Spins on registration and mobile verification. 100 Free Spins on first deposit. Free Spins have 3-day expiry and are available on Starburst, Aloha Cluster Pays, Finn and the Swirly Spin and The Legend of Shangri-La Cluster Pays games only. £10 min deposit + 2.5% fee (min 50p). Cash balance withdrawable anytime + £2.50 fee. Full T&Cs apply.

£1,000 Free Casino Welcome Bonus

Established in 2006, BetWay Casino partners only with Microgaming but still offers a massive range of top quality slots. Famed for its progressive jackpot games the Microgaming portfolio offers life changing wins with games including Mega Moohlah. This site caters for on-the-go gaming across tablet and smart phones and offers a single wallet.

Betway Casino Review

Bonus Key Qualifying Criteria: New customers only. Opt-in required. 100% Match Bonus up to £250 on 1st deposit of £20+. Additional bonuses of up to £250 on 2nd deposit of £20+ and up to £500 on 3rd deposit of £20+. 50x bonus wagering applies. Credit Card, Debit Card & PayPal deposits only. Other conditions apply.