This step isn't required to get up and running. Feel free to jump to run the app section

Setup account

  1. go to
  2. create a new app
  3. create a add unit (eg banner)
  4. grab app id and ad id

Configure Admob


  1. open ios/App/App/Info.plist
  2. replace the string value located right below the key GADApplicationIdentifier to the app id obteined previously


  1. open android/app/src/main/AndroidManifest.xml
  2. open android/app/src/main/res/values/strings.xml
  3. also add the app id to the admob_app_id string. it should look like
<string name="admob_app_id">YOUR_APPLICATION_ID</string>

Test Device

  1. on admob console go to Settings > Test Devices
  2. add test device
  3. enter a device name
  4. select platform
  5. add ID/IDFA. for iOS install the app Find My IDFA, on Android devices you can find your advertising ID in your device settings. Navigate to Settings, click Google, and then Ads.


  1. open src/app/config/admob
  2. paste add id to the variable ADMOB_{PLATFORM}_{ADTYPE}_AD_ID. Repeat for each AD ID variable.
  3. add your ID/IDFA to ADMOB_TESTING_DEVICES array

Notice: AD may take a few minutes to appear. Also keep in mind that your account must be approved by Admob team before showing ads for production.

Learn more

Edit this page on GitHub Updated at Fri, Apr 29, 2022