Grandpa Horror Mask - Granny is an Android game developed by zeechan. It is a thrilling game of escape and survival that challenges players to escape from the house of their grandparents without alerting them. The game is free to play and falls under the category of trivia games.

In this game, players must be careful and quiet to avoid waking up Granny or Grandpa, who will come running if they hear any noise. Players can hide in boxes or under beds to avoid detection. However, dropping something on the floor will alert Grandpa, which can put the player in danger. The game offers five lives to the player, making it an exciting and challenging experience.