What program/software allows you to create applications and fill out applications on the computer?

I would like to create an application where my clients can input their personal information by typing it into the application on the computer. I do not want them to fill the application by pencil or pen,but by the computer. What is the program or software that lets you do this and also allows you to save the application?What program/software allows you to create applications and fill out applications on the computer?Maybe Here