Read our review of SponsioBet Casino, its complaints and more. Find out why we find it questionable and whether it's safe to play in. Sponsio Bet sister sites include Slotavia, Casino 77, Royal Zee, Maple Bet, Slots Lobby and more. Min $10 qualifying bets, stake not returned. . Find out why we find it questionable and whether it's safe to play in. Min $10 qualifying bets, stake not returned. Free bet - one-time stake of $10, min odds , stake not returned. The SponsioBet bonus codes and the Casino Bonus codes all have different validity. Read our review of SponsioBet Casino, its complaints and more. SponsioBet is a new online gambling service that was only founded in It offers many different gambling products, including virtual casino. Sponsiobet Casino is an online casino that offers various games, live dealer You can place bets on your favorite sports or play games such as blackjack. Sponsio Bet sister sites include Slotavia, Casino 77, Royal Zee, Maple Bet, Slots Lobby and more. New Players Only. SponsioBet is a new online gambling service that was only founded in It offers many different gambling products, including virtual casino. New Players Only. BetMGM Casino $25 No Deposit Bonus. Bookmakers. Sponsio Bet ([HOST]) is operated by ProgressPlay. It is available in three different. SponsioBet is a gambling website that allows its customers to play in the sportsbook or on casino games. 5. 1X wager the winnings. Sponsio Bet ([HOST]) is operated by ProgressPlay. Free bet - one-time stake of $10, min odds , stake not returned. 1X wager the winnings.