| Sumario: | Introduction. The main objective of this research is to learn about the operation of the audiovisual system in mobile communication. In order to do so, there is an analysis of the audiovisual contents and effectiveness of the smartphone apps iOS and Android's of the main public and private television networks of the five first Latin American countries based on the Nominal GDP: Argentina, Brazil, Chile, Colombia and Mexico. Methods. To develop a quantitative study, based on content analysis techniques. Results and conclusions. In general, analysed apps can be downloaded from Spain but access to their audiovisual content is very limited, since in most cases it cannot be accessed from outside the country of origin. Most of television networks studied, dump their programmes into the application as they were broadcasted in the traditional channel. Its main purpose is to offer contents and, in a few cases, interactivity.
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