Yes, XOOT allows its customers to set the email collection bar only for mobile, desktop, or for both users. If you wish to display the app only for mobile devices, then simply scroll to the “Targeting” section of the app.
Here you can view the “Device Target” option. Click on the same and add “Mobile” from the drop-down list.
From the drop-down list, you can choose desktop or both devices too. Once desired changes are made, tap on the “save & publish” button.