diff --git a/packages/firebase_crashlytics/firebase_crashlytics/lib/src/firebase_crashlytics.dart b/packages/firebase_crashlytics/firebase_crashlytics/lib/src/firebase_crashlytics.dart
index 3d9cb9270921..51252caebcac 100644
--- a/packages/firebase_crashlytics/firebase_crashlytics/lib/src/firebase_crashlytics.dart
+++ b/packages/firebase_crashlytics/firebase_crashlytics/lib/src/firebase_crashlytics.dart
@@ -59,7 +59,8 @@ class FirebaseCrashlytics extends FirebasePluginPlatform {
   /// This should only be used for testing purposes in cases where you wish to
   /// simulate a native crash to view the results on the Firebase Console.
   ///
-  /// Note: crash reports will not include a stack trace.
+  /// Note: crash reports will not include a stack trace and crash reports are
+  /// not sent until the next application startup.
   void crash() {
     return _delegate.crash();
   }
diff --git a/packages/firebase_crashlytics/firebase_crashlytics_platform_interface/lib/src/platform_interface/platform_interface_crashlytics.dart b/packages/firebase_crashlytics/firebase_crashlytics_platform_interface/lib/src/platform_interface/platform_interface_crashlytics.dart
index f7db3d3ee97b..87851df3e053 100644
--- a/packages/firebase_crashlytics/firebase_crashlytics_platform_interface/lib/src/platform_interface/platform_interface_crashlytics.dart
+++ b/packages/firebase_crashlytics/firebase_crashlytics_platform_interface/lib/src/platform_interface/platform_interface_crashlytics.dart
@@ -89,7 +89,8 @@ abstract class FirebaseCrashlyticsPlatform extends PlatformInterface {
   /// This should only be used for testing purposes in cases where you wish to
   /// simulate a native crash to view the results on the Firebase Console.
   ///
-  /// Note: crash reports will not include a stack trace.
+  /// Note: crash reports will not include a stack trace and crash reports are
+  /// not sent until the next application startup.
   void crash() {
     throw UnimplementedError('crash() is not implemented');
   }