But this method requires you to do the Gradle setup for every project you do. If you know some scripting and Gradle, you can write some cool scripts that allow you to avoid checking in the key-store and passwords into version control. It’s immediately obvious that the first option isn’t suited for a CI environment. Command-line using jarsigner and zipalign.Running a Gradle task with Gradle setup to sign and zipalign the APK.Android Studio wizard: Build -> Generate Signed APK.As most Android developers know building an app ready for uploading to the store can be tedious. Before you can upload an app to Google Play you need a signed and zip-aligned APK. But we wanted to do some more automating. Supply and Screengrab, both neat actions to automate uploading your app to Google play. If you take a look at the fastlane page you will notice that there are currently only 2 Android tools. Since our iOS team enjoyed using fastlane we decided to give it a try for Android as well. While improving our continuous delivery system we decided to streamline the process for iOS and Android.

Fastlane gradle