In the latest version of the Google Ads mobile app, users can now set up custom notifications. This makes it easy to get real time notifications about the performance and status changes.
For example, let’s say you’re planning a Spring Sale campaign, and you want to stay on top of how conversion volume changes week-over-week. With this new feature, you can create a custom notification to alert you when weekly conversions increase by more than 10%.
Google's blog post
The second update is performance insights in the Google Ads mobile app. With this feature, users will receive a real-time notification if there’s a significant performance change, and an explanation describing why the change occurred.