Inter Bet Casino offers a welcome bonus of up to £1, plus free spins for new players. InterBet Welcome Casino Bonus - % Up To €/£/$ · Wagering terms for the InterBet Welcome Casino Bonus are 50x. When. ; Make your first deposit. . Every Sunday, you can claim a 20% bonus up to $/€/£ at Interbet. In order to be eligible. If you have an active Interbet account, we will match your first deposit between 12 and 14 February up to the value of R Bets. This simple promotion allows players to claim 10 extra free spins providing they deposit €10 or more on Saturday. You have to use the bonus code SUN when you send the payment, and. InterBet casino bonus codes. First, register at Interbet. Interbet Casino bonus: % up to $ This deposit bonus from Interbet Casino awards players with bonus funds worth % of their. The % deposit bonus is only available on your first Interbet deposit. Find best and newest welcome bonuses, no deposit bonuses, and free spins in December on Casino. · The maximum bonus you can receive is R5, · Only customers. · Bonuses are valid. ; The 50% Deposit Match Bonus will be added to your Interbet account within Promotions, rewards and bonuses on InterBet include R40 First Deposit Match Bonus (Welcome Bonus), Bonus Booster, Buddy Bonus and.