Google Mobile Services
Google Mobile Services (GMS) is a collection of proprietary applications and APIs provided by Google for Android devices, including core apps like Google Play Store, Gmail, Maps, and YouTube, along with APIs for services such as Google Play Services, Firebase Cloud Messaging, and Google Sign-In. It enables Android devices to access Google's ecosystem, providing essential functionality, security updates, and integration with Google's cloud services. GMS is licensed to device manufacturers and is distinct from the open-source Android Open Source Project (AOSP).
Developers should learn GMS when building Android apps that require integration with Google's services, such as in-app purchases via Google Play Billing, push notifications with Firebase Cloud Messaging, or location services with Google Maps. It is essential for apps targeting the global market, as GMS provides access to the Google Play Store for distribution and monetization, and ensures compatibility with devices from major manufacturers like Samsung and Google Pixel. Use cases include developing consumer-facing apps, games with Google Play Games services, or enterprise apps leveraging Google Drive APIs.