How to create a app

I need an app but all I can find is Create a Workbook

Hi @anon99172762, welcome to the community! A Workbook is your starting point. You can create a new one, leverage an existing template, or import data from CSV. Once inside the workbook you can begin to add data and build apps and automations. I'd suggest you check out some of the content here:

Let us know how it goes and visit the community any time for additional help!