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.

Casino Bonus Review Claim Bonus

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.

100% up to £200 Slot Bonus plus 400 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 customers only. UK&IRL only. Min deposit £20 . Bonus wagering 25x, game weighting applies. 100 Free Spins available after first buy-in & further 100 Free Spins available in each of the following 3 days (upon min buy-in of £20 per week). Full T&Cs apply.

100% Buy in Bonus, up to £300

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: 100% Buy in Bonus, up to £300. Opt in required. New customers to Casino page only. Min Buy in £10. bonus value 100% of buy in. Max Bonus £300. 40x wagering. Max withdrawable £2,000. Bonus expires after 7 days. Stake contributions, country, currency, game restrictions and terms apply.

Up to £100 match Deposit Bonus plus 200 Bonus 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 Bonus Spins. Deposit of £20+ unlocks a 100% Match Bonus up to £100 in Bonus Cash, subsequent wager of £20+ on slots unlocks 100 Bonus Spins and 20 Bonus Spins per day over 5 days on selected games. BeGambleAware.org.

Up To £1,000 Welcome Package

10Bet Casino is a strong competitor in the crowded business of all-in-one betting entertainment sites. 10Bet Casino is a reputable site to indulge the finest slots from the hotshot developers. Love slots? 10Bet’s easily got plenty of what you fancy.

10Bet Casino Review

Bonus Key Qualifying Criteria: Up To £1,000 Welcome Package - New Customers; 18+; Min. deposit £15 (no Skrill/Neteller); Bonus = 100% of 1st deposit (up to £100), 50% of 2nd deposit (up to £300) and 25% of 3rd deposit (up to £600); Each bonus has 35x deposit and bonus rollover in 15 days for bonus winnings release; 2nd and 3rd bonuses can be rolled over on mobile only; Bonus for wagering, deducted upon winnings release; Max. bet with bonus funds is £5; Withdrawal before rollover results in bonus cancellation; Rollover stake contribution varies across games; Terms apply; Full T&Cs apply.

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 plus 10 Free Spins

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: Double Your First Deposit up to £200 plus 10 Free Spins. 18+, New players, £10+ deposit required, no e-wallets/prepaid cards,30x Playthrough on Bonus and 50x on Free Spins winnings. T&Cs Apply

Play With £88 Free No Deposit Bonus plus Up To £1,500 Welcome Bonus Package

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: Play With £88 Free No Deposit Bonus plus Up To £1,500 Welcome Bonus Package. Deposit with Bonus Code: Welcome1. No Deposit Offer: 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, Welcome Bonus Package: £20 min deposit, 1st deposit immediate 100% up to £100 bonus, 2nd -5th deposits must be done and wagered 3 times within 7 days of the 1st deposit, to receive 30% up to £350 bonus per deposit, Bonus wins are capped at £500, To withdraw bonus & related wins, wager 30 x (bonus amount) within 90 days, Wagering req. vary by game, This offer may not be combined with any other offer, Deposit balance is available for withdrawal at any time, General withdrawal restrictions & full T&Cs apply: No Deposit Offer terms & Welcome Bonus Package terms.

£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.

100% Bonus Up To £200 plus 10 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. 100% Bonus Up To £200 plus 10 Free Spins - 18+. New Customers Only, 10 Free Spins On Mobile Verification VERIFICATION (UK ONLY), 3 Day Expiry On Free Spins. 100% Deposit Match Up To £200. Available On Selected Games Only. 7-Day Expiry On Bonus. 40X Wagering (MAX BET £5) Before Bonus Balance Can Be Withdrawn. Wagering Is With REAL MONEY FIRST. Game Contribution Weightings Apply To Wagering Requirements. £10 MIN DEPOSIT + 2.5% FEE (MIN 50P). Not Available Using NETELLER Or SKRILL. Cash Balance Withdrawable Anytime + £2.50 Fee. T&Cs Apply.