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