Spin Bonus Compare UK Casinos

casino comparison

Welcome to Spin Bonus where you can compare legitimate, fully licenced and regulated UK online casino sites and slot sites, Here you can find and compare casino bonuses and free spins galore at the best and most trusted online casinos in the UK.  We are a dedicated team of professional online casino reviewers with over 15 years iGaming industry experience, our aim is to provide you with the best choice of fully licenced UK online casino sites to register and play at in complete safely.

By reviewing and comparing UK casino sites and offers we give you access to the best deals, bonuses and free spins. If you enjoy playing online slots and casino games we are sure to have a deal that suits you, we cater for all types of players from high rollers to freebie hunters. At Spin Bonus, we love offering our visitors the latest UK casino offers and promotions for new and existing members at fully licensed and UK Gambling Commission (UKGC) regulated online slot sites and casinos.

Spin Bonus Top Picks September 2021

bgo casino logo

bgo Casino

Win Up To 500 Free Spins From The Mega Wheel. Zero Withdrawal Fees

UK only. Win up to 500 spins from Mega Wheel on first deposit. 24-hour expiry. Max bet £2.50, Max Spins win £8 per 10 spins, Max Bonus win £150, selected games & 65x wagering on winnings. Min deposit £10. No Neteller/Skrill. Full T&Cs apply.

BeGambleAware.org | 18+


Dream Vegas Casino

200% Cash Match Bonus Up To £400 + 50 Bonus Spins
18+. New players only. One bonus offer per player. Minimum deposit £20. Max bonus bet is £5. Bonus spins on selected games only and must be used within 72 hours. Winnings from Bonus spins credited as bonus funds and capped at £100. Bonus funds must be used within 30 days otherwise any unused bonus shall be removed. Bonus funds are 100% match up to £400 and 50 bonus spins on eligible Netent games on your 1st deposit, 40% match up to £3,000 and 30 bonus spins on eligible Netent games on your 2nd deposit, and 60% match up to £1,500 and 40 bonus spins on eligible Netent games on your 3rd deposit. Bonus funds are separate to Cash funds, and are subject to 35x wagering the total bonus & cash. Only bonus funds contribute towards any wagering requirements. Terms apply. BeGambleAware.org

BeGambleAware.org | 18+

the sun vegas logo

The Sun Vegas

100% Bonus On Your First Deposit Up To £300

New Customers Only. 100% Deposit Match up to £300. Min deposit £10. 50x Wagering applies to the Bonus + Deposit amount, playable on selected slots only. Bonuses must be accepted within 72 hours and are valid for 30 days and wagering requirement must be completed in this time. Bonus amount can’t be withdrawn. Max bet restrictions apply. Not all games contribute equally to wagering requirements. Deposits made with Paypal, Envoy, Neteller and Skrill are not valid for this promotion. T&Cs Apply

BeGambleAware.org | 18+

Casushi casino logo


100% Welcome Bonus Up To £50 + 50 Free Spins On Starburst

18+. New players only, Wagering requirements apply. Game restrictions apply. Full terms apply.

BeGambleAware.org | 18+

mfortune logo

MFortune Casino

FREE £10 Bonus On Registration No Deposit Needed + 200% Deposit Match Up To £100

18+. New players only. Welcome bonus expires after 7 days. Up to 10 (20p) free spins on Super Win 7s for 10 days, Min Deposit £10. Winnings paid as bonus credit. Expire 00:00 every day. Max withdrawal from free spins and welcome bonus winnings £200. Up to 200% deposit match of first deposit (Min £10). Max £100 bonus awarded as bonus funds. 20x wagering on bonus funds. Withdrawing Unspent Qualifying Deposit will exclude the player from these promotions. 18+ | T&Cs Apply

BeGambleAware.org | 18+

Gold Rush Slots

Gold Rush Slots

Spin The Mega Reel To Win Up To 500 Free Spins On Starburst + Daily Cash Drops


BeGambleAware.org | 18+

wink slots logo

Wink Slots

30 Free Spins No Deposit & 100% 1st Deposit Bonus Up To £100 + 30 Free Spins

New players only. Min deposit £10 to get 100% Bonus (max £100 bonus) + 30 Free Spins [FS]. FS available on specific games for 7 days. FS wins are granted in games bonus after all FS are used. Deposit bonus wins capped at £400 exc. jp. wins. To withdraw games bonus & related wins, wager 30x the amount of bonus. Wagering req. vary by game. Deposit balance can be withdrawn at any time. Withdrawal restrictions & full Terms apply.

BeGambleAware.org | 18+

trada casino logo

Trada Casinos

100% Deposit Match Bonus Up To £50 + 150 Starburst Spins

18+ | New Players Only | Bonus spread over 1st 4 deposits | Spins applied in batches of 50 on 2nd & 3rd & 4th deposits | 1st: 100%. Min deposit £10 max bonus £50 | 2nd, 3rd & 4th: Min deposit £20 | 35x wagering on bonus & spins | Spins are credited on Starburst & expire after 24 hrs | T&C’s Apply

BeGambleAware.org | 18+

Leovegas logo

Leo Vegas

10 Free Spins On Book Of Dead No Deposit Required

Full T&Cs apply. No deposit required & new players only. Claim from “My Offers” within 3 days of registration & 3 day expiry. 10 free spins worth £0.10 each on Book of Dead, winnings paid as cash. 18+ BeGambleAware.org.

BeGambleAware.org | 18+

What You Will Find at Spin Bonus

Our reviews give you the full lowdown on every UK licenced online casino offering free spins and deposit bonuses. We look deeper into sign up bonus and free spins offers and include terms and conditions and wagering requirements in all our comparisons and reviews.

Almost every UK online casino will offer some kind of welcome bonus, which helps to attract and incentivise new audiences to play on their site. Online casinos can be very competitive when it comes to their bonus offers, so it’s well worth reading our reviews & Recommendations here on Spin Bonus to ensure you’re getting the best deal you can.

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How We Review & Compare UK Slot Sites & Casinos

1Background & ReputationFirst of all, we take a look at the company behind the casino, probe its reputation and look over any sister sites owned by the same company.
2RegistrationWe register at the online casino and asses the ease of the registration process
4UsabilityWe will browse the casino lobby and click around the site to assess the quality of navigation and ease of use.
5GamesOur reviewer will try out and play the slots and table games, gauge the game options and the selection and choice of software providers.
6BankingWe diligently check the casino deposit and withdrawal options and weigh up the quantity and quality options available. Here we also take a look at the payout speed
7Welcome BonusOur expert will evaluate the ease and process of claiming the welcome bonus and check terms and conditions and wagering requirements. If a deposit is required to claim the bonus we will make the minimum deposit
8PromotionsWe note the quality & quantity of the current promotions and research the regularity of new promotions being added.
9Customer ServiceThe Reviewer will check the amount of customer support options and response times to determine the quality of customer service.
10CompatibilityWe then repeat steps 3 & 4 on iOS, Android & Windows mobile devices to ascertain the casino usability on mobile phones and tablets.
11CompareWe compare each assessment to a data set derived from the most popular online casinos in the industry.
12SummariseFinally, we will summarise our findings and determine a rating based on our experiences, list pros & cons and recommended alternatives where appropriate.

Our Mission

At Spin Bonus, our mission is to find the best UK slots sites and casinos for you; one at which you gain as much enjoyment as possible, an online casino that is safe and secure and, undoubtedly, a platform that provides great opportunities to reach your goal of winning incredible prizes. We assess and compare casino bonuses, ongoing and regular promotions, competitive tournaments, highly rewarding loyalty programmes or even simply the provision of fantastic games with impressive RTP (Return to Player) rates.

In addition to these important factors, we research and discover diverse themes and a variety of entertaining features such as video slots top table games, progressive jackpots and more. We believe the best UK online casinos should be unique in their approach to providing entertainment and rewards, as well as extensive games libraries provided by the finest software developers in the industry, we take all this into consideration when reviewing online casino sites.

Comprehensive Casino Reviews by Experts

Begin your search for the best casino sites in the UK by checking out our comprehensive casino reviews; we’re all about bonuses and free spins you’ll find easy to browse review categories such as new casino sites, high roller casinos and best casino sites by the certain operators, such as Nektan or Dragonfish. Check out each casino rating, welcome bonus and promotions, games library review and loyalty rewards information. Customer support data can also be found within our detailed online casino reviews, as well as those all-important deposit and withdrawal payment methods. With each casino or slot site summarised in one place, it’s no hassle finding and registering with a great online casino that works for you.

Popular Casinos
bgo CasinoTrada CasinoWink Slots
mFortune CasinoCosta GamesGold Rush Slots
Genesis CasinoLeoVegasJonny Jackpot
Captain SpinsSecret SlotsMagical Vegas

The Spin Bonus team of casino experts don’t stop there! When awarding ratings we also take into consideration the following criteria:

Best Casino Deposit Bonus Offers

deposit bonusesHere you will find which are the best casino bonuses offers at licensed and regulated casinos in the United Kingdom. Some of the recommendations on this page do not require a deposit and some offer a cash deposit match bonus.

This page is updated constantly with only the best, current and valid casino no deposit bonus and cash match offers including information on how to claim the bonus, the terms and conditions and a link to the offer. There are also sub-sections on this page with more refined bonus offers such as Free £5 No Deposit Casino offers and bonuses with no wagering requirements.

Discover the Best Free Spins Offers

free spinsFree spins are usually awarded to online slot players on registration as part of an incentive such as a welcome bonus or another kind of promotion. Operators usually allow them to be used across all of the online casino slot games on the site. But it is worthwhile reading the significant terms and conditions on our site to double-check.

We have amassed a huge selection of online casino and slot sites offering Free Spins on Registration. Some offers on this page require no deposit, just register a debit card and free spins will be awarded. Some require a small deposit but, in those cases, the number of spins awarded is usually greater. You can easily browse through all our offers and there is nothing stopping you from choosing more than one, in fact, it is possible to sign-up to every slot site on this page and claim every offer, but if you do decide to make a deposit please do remember to responsibly.

Mobile Casino Offers

mobileThe best casinos also should be fully optimised for usage on mobile devices; including iOS and Android phones tablets as well as laptops, desktops and Macs. As a result, you can play at your favourite UK casino both at home or on the go, on whichever device you prefer

If you prefer to play slots and casino games on your mobile phone, be sure to check out our page dedicated to mobile gamblers. Here you will find the latest free spins no deposit mobile casino offers along with mobile casino bonuses. We even have a section dedicated to Pay by Phone casino sites whereby members can deposit funds into their casino account via their phone bill or by using phone credit.

Popular Mobile Casinos
mFortune CasinoPocket WinCashmo Slots
Casino 2020Costa GamesThe Sun Vegas

Brand New Casino & Slot Sites

new sitesChoosing a new casino or slot site to play at can be tricky. There are so many brands in the industry offering numerous welcome bonuses, promotions and premium online slots and casino games, plus there are new UK casino sites almost daily.

Not every punter has the time – nor the hefty bank balance – to trial every new casino in order to find the best new gambling sites to suit their needs and preferences. Additionally, it can be problematic for UK players to figure out the best new casino sites which offer fair, safe and officially UKGC regulated gameplay.

That’s where our expertise comes in handy. We’ve done the hard work; we’ve spent hours upon hours rigorously testing and reviewing many new casinos, and we only recommend premium platforms that are licensed and regulated by the UK Gambling Commission. The new online casino and slot sites we endorse feature impressive games libraries, competitive casino bonuses, lucrative loyalty schemes and regular promotions.

Latest Casinos
Kassu CasinoCasimbaQueenPlay
Peachy GamesJazzy SpinsMaxiPlay

The Spin Bonus Hub

Take a look at the Spin Bonus Hub, where you will find useful information and articles about gambling online in the UK