The AdWords reports provide you post-click performance metrics of the users who clicked on your AdWords ads and then came to your website and started using your mobile app.
These reports provide a window into your users Acquisition-Behavior-Conversion Cycle and how you acquire users their behavior on site after an acquisition and their conversion patterns.
By default, the AdWords reports show ABC metrics from both AdWords (e.g., Clicks) and Analytics (e.g, Bounce Rate,) providing you with information about which advertising strategies are working well for you and which ones should be improved.