Caleta Gaming is known for its exciting and innovative online gaming solutions, and the Grandma Bingo is no exception. This online game can be considered quite affordable, given the minimum bet 0.04. The maximum bet option allows players to feel the excitement by betting up to the maximum bet 280 credits. Grandma Bingo allows trying your luck and reach unrealistic achievements by getting the maximum payouts of 10000x. The strongest global placement on August 26, 2025 was in Iceland, where the game ranked #12180. The best avarage position in United States over the past 30 days was #7667, recorded on July 27, 2025. The lowest position for the game in United States was #7799, noted on August 26, 2025. The game's SlotStar score ranged between 0.189 and 0.346 in United States during the past 30 days. The game's SlotStar rank ranged between 9562 and 10352 in United States during the past 30 days. On July 28, 2025, the game shifted by 124.230 positions compared to the previous day in United States.