How To Implement Admob Interstitial Ads Android Studio | How To Add Interstitial Ads [2022]

In this article, you will learn How To Implement Admob Interstitial Ads Android Studio | How To Add Interstitial Ads.

Interstitial Ads are full-screen ads that cover the interface of an app until closed by the user. They're best used at natural pauses in the flow of an app's execution, such as in between levels of a game or just after completing a task. 

Code snippet used in the video :

MainActivity.java

package com.aarappstudios.admobseries;

import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;

import com.google.android.gms.ads.AdError;
import com.google.android.gms.ads.AdRequest;
import com.google.android.gms.ads.AdView;
import com.google.android.gms.ads.FullScreenContentCallback;
import com.google.android.gms.ads.LoadAdError;
import com.google.android.gms.ads.MobileAds;
import com.google.android.gms.ads.OnUserEarnedRewardListener;
import com.google.android.gms.ads.initialization.InitializationStatus;
import com.google.android.gms.ads.initialization.OnInitializationCompleteListener;
import com.google.android.gms.ads.interstitial.InterstitialAd;
import com.google.android.gms.ads.interstitial.InterstitialAdLoadCallback;
import com.google.android.gms.ads.rewarded.RewardItem;
import com.google.android.gms.ads.rewarded.RewardedAd;
import com.google.android.gms.ads.rewarded.RewardedAdLoadCallback;

public class MainActivity extends AppCompatActivity {


    public static final String INTERESTRIAL_AD_UNIT_ID="ca-app-pub-3940256099942544/1033173712";
    private InterstitialAd mInterstitialAd=null;
    private Button mButton;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        MobileAds.initialize(this, new OnInitializationCompleteListener() {
            @Override
            public void onInitializationComplete(@NonNull InitializationStatus initializationStatus) {

            }
        });

        loadInterestrialAds();

        mButton=findViewById(R.id.button);
        mButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {

                if (mInterstitialAd!=null)
                {
                    mInterstitialAd.show(MainActivity.this);
                }

            }
        });

    }



    private void loadInterestrialAds() {
        AdRequest adRequest=new AdRequest.Builder().build();
        InterstitialAd.load(this, INTERESTRIAL_AD_UNIT_ID, adRequest, new InterstitialAdLoadCallback() {
            @Override
            public void onAdFailedToLoad(@NonNull LoadAdError loadAdError) {
                super.onAdFailedToLoad(loadAdError);
            }

            @Override
            public void onAdLoaded(@NonNull InterstitialAd interstitialAd) {
                super.onAdLoaded(interstitialAd);
                mInterstitialAd=interstitialAd;

                interstitialAd.setFullScreenContentCallback(new FullScreenContentCallback() {
                    @Override
                    public void onAdClicked() {
                        super.onAdClicked();
                    }

                    @Override
                    public void onAdDismissedFullScreenContent() {
                        super.onAdDismissedFullScreenContent();
                        mInterstitialAd=null;
                        loadInterestrialAds();

                    }

                    @Override
                    public void onAdFailedToShowFullScreenContent(@NonNull AdError adError) {
                        super.onAdFailedToShowFullScreenContent(adError);
                    }

                    @Override
                    public void onAdImpression() {
                        super.onAdImpression();
                    }

                    @Override
                    public void onAdShowedFullScreenContent() {
                        super.onAdShowedFullScreenContent();
                    }
                });

            }
        });

    }

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">


    <Button
        android:id="@+id/button"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="36dp"
        android:text="Show Interestrial Ads"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.498"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

</androidx.constraintlayout.widget.ConstraintLayout>