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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
Ad inspector (Beta).
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-09-04 UTC."],[[["\u003cp\u003eAd Inspector is an in-app tool for analyzing and troubleshooting ad requests in real-time within your mobile app, helping identify fill and error issues.\u003c/p\u003e\n"],["\u003cp\u003eDevelopers can launch Ad Inspector through a debug menu, custom gesture, or programmatically using the MobileAds API.\u003c/p\u003e\n"],["\u003cp\u003eAd Inspector allows you to view detailed mediation waterfalls, bidding data, adapter information, and privacy signals for comprehensive analysis.\u003c/p\u003e\n"],["\u003cp\u003eYou can test ad units by requesting test ads, restricting requests to single ad sources for verification, and decoding privacy signals for compliance.\u003c/p\u003e\n"],["\u003cp\u003eAd Inspector provides advanced debugging capabilities such as sharing ad requests/responses and decoding third-party bidding parameters.\u003c/p\u003e\n"]]],[],null,["Ad inspector is an in-app overlay that lets you perform real-time analysis of\ntest ad requests directly within a mobile app. For a list of ad inspector\nfeatures, see\n[Ad inspector (Beta)](//support.google.com/admanager/answer/7180401#ad-inspector).\n\n| **Warning:** Enabling ad inspector increases memory usage of the Next Gen Mobile Ads SDK for test devices.\n\nThis guide covers how to perform the following:\n\n- [Launch ad inspector](/ad-manager/mobile-ads-sdk/android/early-access/nextgen/ad-inspector/launch-ad-inspector)\n- [Verify adapter integrations](/ad-manager/mobile-ads-sdk/android/early-access/nextgen/ad-inspector/verify-adapter-integrations)\n- [Test ad units](/ad-manager/mobile-ads-sdk/android/early-access/nextgen/ad-inspector/test-ad-units)\n- [Troubleshoot ad units](/ad-manager/mobile-ads-sdk/android/early-access/nextgen/ad-inspector/troubleshoot-ad-units)\n- [Troubleshoot privacy settings](/ad-manager/mobile-ads-sdk/android/early-access/nextgen/ad-inspector/troubleshoot-privacy-settings)\n\nPrerequisites\n\nBefore you can use ad inspector, you must complete the following tasks:\n\n- Create an Ad Manager account. For more details, see [Develop ads for the Next Gen Mobile Ads SDK](https://support.google.com/admanager/answer/1656921) and [Identify your Ad Manager app ID](//support.google.com/admanager/answer/1656921).\n- Complete the [Get started](/ad-manager/mobile-ads-sdk/android/early-access/nextgen/quick-start) steps.\n- Install the Next Gen Mobile Ads SDK version 0.9.0-alpha01 or higher. To view the latest version, see [Release notes](/ad-manager/mobile-ads-sdk/android/early-access/nextgen/rel-notes).\n- Add your device as a test device. To add a test device, see\n [Enable test devices](/ad-manager/mobile-ads-sdk/android/early-access/nextgen/test-ads#enable_test_devices)\n\n or\n [Inspect mobile app ad delivery](//support.google.com/admanager/answer/7180401).\n\n | **Important:** Ad inspector launches only on *test devices*."]]
