Follow the instructions below to add Admob Ads to your app:

01) Create an adWords account

To login to AdMob you need a Google Adwords account. Create one first at https://adwords.google.com

02) Login to AdMob

Login to AdMob at https://www.google.com/ads/admob/ and create your account after choosing your Adwords account

03) Create Your Ad

Click on Apps and on ADD YOUR FIRST APP:

Next, select the platform on which you want to publish your app. If your app is already published, click on Yes, the app is listed on a supported app store, you will have to search for your app on the stores:

Enter an App name. You can choose to enable User metrics or not. Then click on ADD APP:

Click on CREATE AD UNIT: 

Choose from Interstitial or Banner (Rewarded is not supported). Give a name to the Ad and click on CREATE AD UNIT:

Note down the App ID and Ad unit ID:

You can repeat the same process to create the same kind of ad but for another kind of system/device (iOS for example).

To create another kind of ad (Interstitial for example), go to the app you have created and in Ad Units menu click on ADD AD UNIT:

If you have already created an Ad unit ID and want to find the App ID, on your Admob account go to your app, in App settings:

3. Forward us the Ad information

Open a Ticket and forward us the applicable App ID, Banner ID and/or Interstitial ID (for iOS and Android respectively).