he user interface is clean and intuitive and results are presented stating the design output in a summarized manner. The design steps are also presented so that the user could easily cross-check the calculations.RCC Column Design is a free app for designing reinforced concrete columns. RCC Design and detailing could be performed by Limit State Method based on Indian Standards, Option to save the design projects in local storage, Detailed calculation steps presented for verification, Graphical presentation of design results.