Online Casino Bonuses
Register Your Card Bonus
Boss the slots with £10 free when you register. We'll credit you with your free funds once your card is added to the account - there's no deposit required, you'll just be ready to start spinning your favourite slots completely free.
100% First Deposit Bonus, up to £200!
Where else gives you a 100% bonus on your first deposit up to a £200? That's right, there's up to £200 up for grabs when you make your first deposit of £10 or more.
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Current Player Promotions
Play with more
Get a 50% match up to £25 on your weekend deposit when you enter code 25EXTRA. Offer expires 23:59 Sunday 24th June. T&C's apply.
Slots World Cup
The World Cup has now started, and we are running our own slots tournament with £10,000 of cash prizes to give away. For every £10 you stake you will be awarded one point, whoever has the most points at the end of the World Cup will be crowned the winner. Click here for more information.
For bonus terms and conditions see: https://www.slotboss.co.uk/promotional-terms
** Any bonus issued is valid for a period of 30 days from the date of issue unless otherwise stated in the specific promotion. Any remaining/unused bonus at the end of the stated period will be removed from the player’s account. See terms and conditions for full promotional terms. **