Google has added a ranking element for Android as well as iOS users, even if your app is or is not downloaded on the mobile. If you authorize Google to index your application, this will be utilized as a signal in the ranking, just like your web content. You will be even more present in SERP. If you have a counting steps app also someone search for “counting steps” on Google, your application might be in the results even before the webpages results. See the example
App Indexing will assist a lot to boost your app, but do not forget the App Store Optimization. Most of the apps are still downloaded via app stores, which means you must optimize and keep always up to date to make your app high on the rank of the app store’s search results. We know that is not an easy task, but with App Radar, you can easily manage your keywords and track where you are located within the app store rank.