The document presents an overview of Geopaparazzi, an engineering survey tool that integrates GPS logging and various mapping functionalities, supporting different data formats and basemaps. It highlights the historical development of mobile technology, emphasizing key milestones in mobile phone evolution from 1973 to the introduction of Geopaparazzi. Additionally, it discusses the application of Geopaparazzi in various projects, including disaster management and community hazard mapping.