Online Casino Bonuses
Free Welcome Bonus
Boss the slots with a £10 free bonus when you register at Slot Boss. There's no deposit required - just sign up and head to your 'My Promotions' page to claim and you'll be ready to start spinning your favourite slots completely free.
T&C's Apply. New players only. Opt in via the “My Promotions” page within 3 days of registration. 99x wagering target. Max single stake with a bonus is £5. £50 max win and withdrawal for non-depositors. Only bonus stakes contribute towards wagering requirements. Wagering contributions vary. 14 day expiry. Not all games contribute towards wagering requirements. £10 free paid as bonus funds. 18+ Begambleaware.org
100% First Deposit Offer
There's up to £200 in cash up for grabs when you make your first deposit at Slot Boss. Just make your first single deposit of £20, £50, £100, £150 or £200 and wager 30x for a matched cash reward.
T&Cs apply. New players only. Opt in via the “My Promotions” page within 14 days of registration. Deposit £20, £50, £100, £150 or £200 as a single first deposit and wager 30x for a matched cash reward. Not all games contribute towards wagering. Wagering contributions vary. Only cash stakes will qualify. 18+ Begambleaware.org
Current Player Promotions
Wager-free spins
At Slot Boss we guarantee that all the free spins we give away carry no wagering requirements. That means all winnings are yours to keep.
** 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. **
Keep in touch
Never want to miss another bonus again? Stay up to date on all our promotions including free spins, losses back and deposit offers by making sure you're opted in to receive marketing. Just follow the link below to select how you want to hear from us.