Best Slot Bonuses – We here at Best Slots Online believe that a good indicator for a top casino site is the selection of slot games on offer.

Once you’ve found yourself a great casino with all your favourite slot games, it’s then time to look at what slot bonuses they have on offer.

Best Slot Bonus Sites

1.
Yeti Casino

100% up to £111 + 100 extra spins

After testing Yeti Casino it was clear that there's a lot of potential with this casino. It has the right games, a terrific banking system in place, and one of the more user-friendly websites that we've encountered.

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Terms & conditions apply
New customers only, min deposit £10, wagering 60x for refund bonus, max bet £5 with bonus funds. Free Spins bonus has x40 wagering. 23 free spins on registration (max withdrawal is £100). 100% refund bonus up to £111 + 77 spins on 1st deposit. No max cash out on deposit offers. Welcome bonus excluded for players depositing with Ecopayz, Skrill or Neteller. Full T&Cs apply.
2.
GreenPlay Casino

100% Deposit Bonus Upto £25 + 25 Bonus Spins

Greenplay Casino is a new slots site that has been making a lot of new friends amongst the online slots community. This online casino caters to slots players like not many others with its overall quality and the generous bonuses on which they have on offer.

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Terms & conditions apply
For New Players Only. £20 Minimum deposit. 35x Wagering Applies to Match up Bonus and Spins. Offer valid 1 week.
3.
Genting Casino

100% up to £100

Genting Casino is an industry giant although so many players don't realise that Genting have translated this success in to an online powerhouse of excellent game selections and powerful customer service. This is a casino we're proud to talk about!

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Terms & conditions apply
New Customers Only; 100% Bonus: 20x wagering on combined deposit and bonus total (% game weightings and play restrictions apply). Max bonus bet £5 (£10 live casino) 15 days to accept, 40 to complete. £5 bonus: After deposit bonus wagered, selected games only. 1x wagering, 7 days to accept, 7 to complete, max withdrawal from winnings £100
4.
Mr Green Casino

100% up to £100 + 200 spins

Mr Green Casino is an absolute powerhouse of an online casino. Its as simple as that. It goes without saying that to make it as the number one rated UK online casino site you have to be pretty special, and Mr Green is exactly that.

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Terms & conditions apply
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.
5.
Mr Play Casino

200% up to £200 + 100 Spins

Take a look at this acclaimed casino offering players a chance break from the norm and enter into a new world where play is genuinely rewarded.

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Terms & conditions apply
New Players Only - 18+ Min deposit £10. Welcome package split over 3 deposits. 35x wagering requirements apply to match up bonus. offer valid for 1 week. 100 spins split in to 20 spins a day for 5 days. 50x wagering applies to spins.

Most Casino Sites will have a welcome offer that includes some free spins for slots, this is usually in addition to a first deposit bonus, but can sometimes be in the form of no deposit free spins.

All of the sites we display have an exclusive offer attached that ensures the best slot bonus available to you as a new player at the casino site.

Slot bonus offers are usually designated to one specific slot game, eg ”50 FREE Spins on Starburst Slot” is a popular promotion used by many online casino operators.

It is these types of offers that Casinos often use as their primary source of attracting new players. It is important therefore to check out the credentials of the casino before making any deposits.

Best Slots – Play It Safe

There are countless new casinos offering (what appear to be) fantastic deals for new players.

It is important to not get too carried away by an offer because there are a few simple checks that you’ll need to make in order to guarantee a safe and secure casino experience.

Firstly, any of the best slot bonus sites worth consideration should always be registered with the correct licences for their geographical location and jurisdiction.

In the case of United Kingdom, all casino operators must be licensed by UKGC, and also adhere to strict testing of it’s games from software testers such as Ecogra.

mr green

Best Slot Bonuses – Types of Slot Bonuses

There are several types of slot bonuses to consider, many are simple and straight-forward eg ”20 FREE Spins no deposit required”.

These bonuses often come with wagering requirements attached to them, this means that you will have to play-through a certain amount of times before any slot bonus can be turned to real cash.

Wagering requirements basically means an amount you will need to gamble in order to release your bonus winnings into your cash balance for withdrawal.

Most slot bonuses you will not be allowed to withdraw the bonus itself, the deposit relating to the bonus or the winnings from the bonus until you have completed all necessary wagering requirements.

Free Spins No Deposit Required is a very straight-forward one for new casino players to get to grips with, It does exactly what it says on the tin.

This type of slot bonus just requires you to register at the new casino and allows you to play slot games without any initial deposit needed.

Choosing The Right Slot Bonus

It can be incredibly difficult to choose a new casino to play at with so many good offers available for new slots players.

In order to choose the right slot bonus for you, it is important to have an idea of what it is you’re looking for from an online casino.

For example, do you have a particular slot game that you would like to play? If this is the case then you could do a google search for the best deal associated with that game.

Following that, you can then see what is on offer and then do the necessary homework on the casinos to make sure they’re licensed and respected.

Alternatively, you may decide that it isn’t a specific game that is the most important thing for you, it could be all about the number of free spins on offer.

We have some excellent slot bonus offers in our best slot bonus sites table (above). We recommend that you take a look at the casino reviews for each operator that interests you before registering.

Best Slot Bonuses – Take The Time To Read Casino Reviews

We have already mentioned this briefly in the last sentence but we feel it is a really important habit for players to get into.

All of our casino reviews are done following extensive research and by gathering statistics from casino players and their individual experiences with different operators.

It generally only takes a couple of minutes to read a review and it will provide you with all the information needed to make an educated choice on your next casino of choice.

Many of the best slot bonuses on offer at the very best casinos will have slightly different terms and conditions. So, it is really important that you get into the habit of studying these closely in order to understand each.

Finally, if you really are unsure and just want pointing in the right direction then let us suggest the outstanding Yeti Casino for your next casino destination.

This brand has a very unique slot bonus on offer with a refund bonus of upto £111 available. This is a truly exceptional offer!.

We hope you find all of our tips and advice most helpful. 🙂

Yeti Casino

100% up to £111 + 100 extra spins

After testing Yeti Casino it was clear that there's a lot of potential with this casino. It has the right games, a terrific banking system in place, and one of the more user-friendly websites that we've encountered.

Play nowPlay now
Terms & conditions apply
New customers only, min deposit £10, wagering 60x for refund bonus, max bet £5 with bonus funds. Free Spins bonus has x40 wagering. 23 free spins on registration (max withdrawal is £100). 100% refund bonus up to £111 + 77 spins on 1st deposit. No max cash out on deposit offers. Welcome bonus excluded for players depositing with Ecopayz, Skrill or Neteller. Full T&Cs apply.