This application containing the best collection of Monkey Sounds for android devices. sounds have been selected very carefully to be a good and fun user experience, we hope you will enjoy using the app and listening to Monkey Sounds Monkey is a common name that may refer to most mammals of the infraorder Simiiformes, also known as the simians. Traditionally, all animals in the group now known as simians are counted as monkeys except the apes, a grouping known as paraphyletic; however in the broader sense based on cladistics, apes (Hominoidea) are also included, making the terms monkeys and simians synonyms in regard of their scope. Monkeys are divided into the families of New World monkeys (Platyrrhini) and Old World monkeys (Cercopithecidae in the strict sense; Catarrhini in the broad sense, which again includes apes)..