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Enable the API Stay organized with collections Save and categorize content based on your preferences.

To use the Tuning Fork library in your own app, enable the Android Performance Parameters API in the Google Cloud Console. You need a Google developer account to create a Google Cloud Console project.

You can use an existing Google Cloud Console project. Follow the steps below to add the proper API key restrictions to your existing project.

Steps

Follow these steps to enable the API:

  1. In the Google Cloud Console, go to the Projects page. Select an existing project or create a new project.

    Go to the Projects Page

    For more information on creating a Google Cloud Console project, see the Cloud API documentation.

  2. Enable the Android Performance Parameters API on the project you selected.

    Enable the API

    If it has not been enabled, click ENABLE.

  3. Select the Credentials tab on the left.

  4. If the project does not have an existing API key, click CREATE CREDENTIALS and select API Key.

    api-key.png [api-key.png] Figure 1. Create an API key

  5. Copy the API key. Later, you will input it into the Unity plugin.

  6. Restrict the API key to Android apps only:

    1. You should see a Key restrictions section. If not, double-click the API key.
    2. Under Application restrictions, select Android apps.
    3. Click ADD AN ITEM.
    4. Enter your app's package name.

    5. Enter the SHA-1 certificate fingerprint to authenticate your app. Use the release certificate fingerprint:

      keytool -exportcert -list -v \
  -alias your-key-name -keystore path-to-production-keystore

      api-restrict-android.png [api-restrict-android.png] Figure 2. Restrict the key to Android apps only

  7. Restrict the API key to the Android Performance Parameters API:

    1. Under API restrictions, select Restrict key.
    2. Select Android Performance Parameters API from the list.

    api-restrict-api.png [api-restrict-api.png] Figure 3. Restrict the key to the Android Performance Parameters API

  8. Make sure to click Save to enable the restrictions.

Privacy

Review your apps Privacy Policy to ensure that it appropriately reflects that data about devices and usage may be shared with Google. Under Section 3.b the Google APIs Terms of Service, which governs your use of the Android Performance Parameters APIs, you must:

"comply with all applicable privacy laws and regulations including those applying to PII. You will provide and adhere to a privacy policy for your API Client that clearly and accurately describes to users of your API Client what user information you collect and how you use and share such information (including for advertising) with Google and third parties."

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Content and code samples on this page are subject to the licenses described in the Content License. Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates.

Last updated 2026-02-26 UTC.

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