Overview

  • Ad inspector is an in-app overlay that lets authorized devices analyze test ad requests in real time within a mobile app, included with Google Mobile Ads SDK version 20.0.0 and higher.

  • It enables inspection of ad units, third-party adapters, mediation waterfalls, and bidding details, helping identify and resolve ad serving issues.

  • Launching ad inspector can be done through gestures configured in AdMob, programmatically using the provided API, or from the debug menu.

  • Single ad source testing allows developers to isolate and verify individual ad sources for bidding or waterfall mediation.

  • Advanced debugging features include sharing ad requests and responses, decoding third-party bidding parameters, and copying entire debugging outputs in JSON format.

Select platform: Android iOS Unity Flutter

Ad inspector is an in-app overlay that lets you perform real-time analysis of test ad requests directly within a mobile app. For a list of ad inspector features, see Test your app with ad inspector.

This guide covers how to perform the following:

Prerequisites

Before you can use ad inspector, you must complete the following tasks: