In this tutorial we will create an application named ‘SMS’ with App Inventor that sends an SMS from a mobile application to a phone number.
We propose to create the design of the application, with the following visual:
To program the application, App Inventor proposes to use The Space Blocks which allows to create a program in the form of a block diagram. Very simple to use but requiring some programming logic.
Here is the SMS program realized in the Blocks area of the Inventor App: