【main function and feature】

- Automatically calculates elevation survey data.

- Calculates setting-out.

- Able to insert/ delete lines.

- Separates input values and calculated values in a cell. (A cell with triangle at upper-left corner indicates it is a input value.)

- Saves the survey data.

- Saves the data in a image file. (Attach the image to email.)

- Able to send the survey data via email in .cvs format. (See the saved data in Excel format.)

- Displays a scale bar for easier inputting of values.

- Comes along with visualized manuals.

- Able to add notes/ comments per survey point.