1.1.18
Jul 31, 2024 · seen Sep 30, 2026
O Mistério do Sr. Gratus is an education app by StoryMax with 1,000+ downloads (about 4.4K estimated). Released Sep 30, 2018. Install growth, rank history, SDKs and ad networks.
From the store listing: “The Mystery of Mr. Gratus is an interactive game-book in which each reader builds the narrative as they read! Amanda is a curious and brave girl who, awakened one morning by her cat, plunges into an adventure full of mystery. The girl's discoveries and learning will make her understand that the future is made up of…”