-// Google's documentation says the following line is required for `firebase-ads` but things work correctly without it. I have no interest in applying the Google Mobile Services plugin in the standard flavor if I don't have to.
-// I suspect that in the free flavor `firebase-ads` applies it even when not specified. <https://firebase.google.com/docs/admob/android/quick-start>.
-// apply plugin: 'com.google.gms.google-services'
\ No newline at end of file
+ // Only compile Firebase ads for the free flavor.
+ freeImplementation 'com.google.firebase:firebase-ads:15.0.1'
+
+ // Only compile the consent library for the free flavor. It is used to comply with the GDPR in Europe.
+ freeImplementation 'com.google.android.ads.consent:consent-library:1.0.6'
+}
\ No newline at end of file