Moshi Monsters is the fastest growing social network for 6-12 year olds in the world. Kids adopt a virtual pet monster, go on adventures, play games, solve puzzles and get creative with their friends. While having fun they won’t notice they are practicing reading, math and typing in the award-winning, safe, ad-free, interactive environment. Moshi Monsters. There are over 80 million registered users already, but their monsters are hungry for more friends. We are excited to announce Moshi Monsters has increased their commission rate!