QIP (/ˈkwɪp/; an acronym for Quiet Internet Pager) is a multiprotocol instant messaging client. It is a closed source freeware program originally developed by Ilgam Zyulkorneev. In 2008 it was bought by RosBusinessConsulting media group and named most popular RBC service in 2009.

QIP Infium can be read as an extended version of QIP 2005. The main purpose of Infium is to allow users to instantly exchange messages using publicly available servers running Windows.

The latest Tweets from Проект QIP (@QIP). Официальный аккаунт QIP.