With this free topography app you can get data to help you in tracing circular curves. Helps you in field tasks either you are a topographer, engineer, resident or supervisor you can be prepared whenever a project needs a horizontal curve👷🏾‍♂️👷🏽‍♀️. It's your new curve construction topography tool. 3 main scenarios are considered: 1.- Measure tape (for little to mid curves) - helps you with circular curves that can be measured with tape on the field. 2.- Theodolite (deflexion and lengths) -