A converged conferencing appliance having at least one voice port and one data port for managing multi-device conferences allowing multiple participants to concurrently connect diverse devices over public switched, mobile, IP, wireless local or wide area, personal networks, and cable or fixed wireless networks. Each of the ports can be connected to an individual, respective device and all of the ports can be configured for simultaneous operation. In addition to the voice and data ports, at least one broadband port and at least one wireless port can be provided in the appliance. A mechanism is also provided to synchronize multi-modal communications and conferences among a number of users. Participants may participate in integrated voice, data and video conferences by simultaneously connecting from one or more devices such as traditional phones, mobile phones, voice and data capable smart phones, computers, VoIP devices, wireless devices and other intelligent handheld devices.