This app retrieves, displays and then stores Marvel Characters in a SQL database. The app requires an API key to work. It is really easy to get one, and it will only take a couple of minutes. https://developer.marvel.com/ After the repository is cloned, a gradle.properties file needs to created in the Android Studio project folder when in project view. Alternatively you could add a gradle.properties file in the Gradle.Scripts folder when in Android view. It will need to contain two variables. API_KEY = "yourApiKeyHere" and PRIVATE_KEY = "yourPrivateKeyhere", with both written in this format. Then you should sync the project With Gradle. Uses Retrofit, RecyclerView, Glide, Palette, and Android Architecture Components; Room and Lifecycle.