Visit www.trackvite.com using Google Chrome Browser.

Look on top right of your screen, you will see three dots, click there. From the dropdown list, click on Add to home screen or Install App.

Visit www.trackvite.com using Safari Browser.

Step 1:   Press the "Share" Button

Step 2:   Select "Add to Homescreen" from the list

Step 3:   Click "Add" on top right of your screen