In either situation, the user must, however, already have your app loaded on their device. If the user does not have your app installed on their device and no other app is capable of handling the purpose of that URL, then the URL will be opened in a web browser when they click on one of the links on your website. Consequently, developing an Instant App is the solution to this problem; it enables customers to launch your application by by clicking a URL, even if they do not have your application loaded on their devices.