Do I need to install anything on my computer? September 17, 2019 15:02 Updated No, we are browser based on the desktop and are available on iOS and Android as apps for smartphones and tablets. Related articles Checking if a number is text-enabled What are credits used for? Do I need to notify my existing carrier? Do you have the ability to send bulk text alerts or messages to a large number of recipients? How many desktop browser apps can be opened to view the texts of a single phone line?