TopoTool: Topographic Mapper is an Android application designed for land surveying purposes. It enables users to create digital raster models from surveyed land surfaces, facilitating land analysis, simulation, and design. The app supports various input methods such as internal GPS, Bluetooth GNSS (RTK) receiver, USB-Serial GNSS (RTK) receiver, CSV files with latitude, longitude, and elevation, as well as GPX files. Additionally, users can export the raster models into different formats including GPX files, Ascii Grid in various coordinate systems, and image files with accompanying world files.

TopoTool proves to be a versatile tool for professionals working in land surveying and related fields, offering a range of input options and output formats for efficient data processing and analysis.