FOYST is an instant messaging application. FOYST uses the Internet connection of your phone (4G / 3G / 2G / EDGE or Wi-Fi) to send audio messages or links to your contacts. FOYST allows you to send and receive voice messages discreetly no backup is kept and messages disappear after listening. A FOYST is an audio message visible to all contacts, such as in a social network, at the same time for 24 hours. All FOYST can be accompanied by a link that allows you to share: articles, videos, photos…Voice notes can be changed using voice effects and sent to the interface anonymously. This interface allows users to share content in another way. FOYST also allows group discussion, creating your own chat circle and adding as many friends as you like. FOYST is available in English, French, Spanish, Portuguese, Arabic, Russian, Hebrew, Chinese.