diff --git a/lib/firebase-app.js b/lib/firebase-app.js
index 7e48bb24..24ce0150 100644
--- a/lib/firebase-app.js
+++ b/lib/firebase-app.js
@@ -109,13 +109,15 @@ export default class FirebaseApp {
    * @return {Promise}
    */
   delete() {
-    if (this._name === INTERNALS.STRINGS.DEFAULT_APP_NAME && this._nativeInitialized) {
-      return Promise.reject(
-        new Error('Unable to delete the default native firebase app instance.'),
-      );
-    }
-
-    return FirebaseCoreModule.deleteApp(this._name);
+    throw new Error(INTERNALS.STRINGS.ERROR_UNSUPPORTED_CLASS_METHOD('app', 'delete'));
+    // TODO only the ios sdk currently supports delete, add back in when android also supports it
+    // if (this._name === INTERNALS.STRINGS.DEFAULT_APP_NAME && this._nativeInitialized) {
+    //   return Promise.reject(
+    //     new Error('Unable to delete the default native firebase app instance.'),
+    //   );
+    // }
+    //
+    // return FirebaseCoreModule.deleteApp(this._name);
   }