The MOBILE CONTENT TRACKING PLATFORM APPARATUSES AND SYSTEMS (“Mobile-Track”) transforms user device activity data via Mobile-Track components, into user advertisement exposure data and advertisement effects data. A system is disclosed, comprising: a memory; a processor disposed in communication with said memory, and configured to issue a plurality of processing instructions stored in the memory, wherein the processor issues instructions for obtaining a user mobile device identifier; monitoring data traffic coming in and out of the user mobile device based on the obtained user mobile device identifier via a mobile usage tracking entity; parsing the monitored data traffic to determine a data content type of the data traffic; determining user media content exposure information from the parsed monitored data traffic based on the data content type; and generating user media content exposure statistics data.