You can calculate Simple Stair Layout and RCC Stair Concrete and Steel Quantity.
RCC Stair Calculator help you to calculate your stairs fast, precise and with no limitation for how many steps do you want to have.

All you have to do is to put your desired measurements in app and press calculate button, and get Three types result ( 1- Stair Layout, 2- Stair Concrete Quantity, 3- Stair Steel Quantity ) and ready to be used for building your stairs plan.