GISEYE Vector Converter software for Windows is designed to convert vector data from one presentation format into another. The user has a rich functional that allows him to re-project vector maps into a wide range of available projections, to change vector name file, to combine vector maps by adding coordinates of one vector map to the existing file of the other vector map and to cut out fragments from vector maps per specified angle coordinates of the rectangle with the possible further re-conversion. The application has a user-friendly GUI. Possibility of batch vector files processing enables to do automatic processing of large-size data. Full information about the conversion is available to the user at all times and can be saved to an external file after processing is complete.