diff --git a/.idea/caches/gradle_models.ser b/.idea/caches/gradle_models.ser
index a4be51d..269169c 100644
Binary files a/.idea/caches/gradle_models.ser and b/.idea/caches/gradle_models.ser differ
diff --git a/.idea/gradle.xml b/.idea/gradle.xml
index f43d428..2996d53 100644
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@@ -8,12 +8,6 @@
         </compositeConfiguration>
         <option name="distributionType" value="DEFAULT_WRAPPED" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
-        <option name="modules">
-          <set>
-            <option value="$PROJECT_DIR$" />
-            <option value="$PROJECT_DIR$/app" />
-          </set>
-        </option>
         <option name="resolveModulePerSourceSet" value="false" />
       </GradleProjectSettings>
     </option>
diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml
deleted file mode 100644
index ab9a541..0000000
--- a/.idea/inspectionProfiles/Project_Default.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<component name="InspectionProjectProfileManager">
-  <profile version="1.0">
-    <option name="myName" value="Project Default" />
-    <inspection_tool class="AndroidDomInspection" enabled="false" level="ERROR" enabled_by_default="false" />
-  </profile>
-</component>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
index 51fa3e5..37a7509 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,40 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="NullableNotNullManager">
-    <option name="myDefaultNullable" value="android.support.annotation.Nullable" />
-    <option name="myDefaultNotNull" value="android.support.annotation.NonNull" />
-    <option name="myNullables">
-      <value>
-        <list size="10">
-          <item index="0" class="java.lang.String" itemvalue="org.jetbrains.annotations.Nullable" />
-          <item index="1" class="java.lang.String" itemvalue="javax.annotation.Nullable" />
-          <item index="2" class="java.lang.String" itemvalue="javax.annotation.CheckForNull" />
-          <item index="3" class="java.lang.String" itemvalue="edu.umd.cs.findbugs.annotations.Nullable" />
-          <item index="4" class="java.lang.String" itemvalue="android.support.annotation.Nullable" />
-          <item index="5" class="java.lang.String" itemvalue="androidx.annotation.Nullable" />
-          <item index="6" class="java.lang.String" itemvalue="androidx.annotation.RecentlyNullable" />
-          <item index="7" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.qual.Nullable" />
-          <item index="8" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.compatqual.NullableDecl" />
-          <item index="9" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.compatqual.NullableType" />
-        </list>
-      </value>
-    </option>
-    <option name="myNotNulls">
-      <value>
-        <list size="9">
-          <item index="0" class="java.lang.String" itemvalue="org.jetbrains.annotations.NotNull" />
-          <item index="1" class="java.lang.String" itemvalue="javax.annotation.Nonnull" />
-          <item index="2" class="java.lang.String" itemvalue="edu.umd.cs.findbugs.annotations.NonNull" />
-          <item index="3" class="java.lang.String" itemvalue="android.support.annotation.NonNull" />
-          <item index="4" class="java.lang.String" itemvalue="androidx.annotation.NonNull" />
-          <item index="5" class="java.lang.String" itemvalue="androidx.annotation.RecentlyNonNull" />
-          <item index="6" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.qual.NonNull" />
-          <item index="7" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.compatqual.NonNullDecl" />
-          <item index="8" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.compatqual.NonNullType" />
-        </list>
-      </value>
-    </option>
-  </component>
   <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
diff --git a/.idea/render.experimental.xml b/.idea/render.experimental.xml
deleted file mode 100644
index 8ec256a..0000000
--- a/.idea/render.experimental.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="RenderSettings">
-    <option name="showDecorations" value="true" />
-  </component>
-</project>
\ No newline at end of file
diff --git a/app/debug/app.aab b/app/debug/app.aab
new file mode 100644
index 0000000..9a43d13
Binary files /dev/null and b/app/debug/app.aab differ
diff --git a/app/release/app.aab b/app/release/app.aab
new file mode 100644
index 0000000..1d7a7a5
Binary files /dev/null and b/app/release/app.aab differ
diff --git a/app/src/androidTest/java/com/example/se/catornot2/ExampleInstrumentedTest.java b/app/src/androidTest/java/com/example/se/catornot2/ExampleInstrumentedTest.java
index 6e181e9..ab9eeda 100644
--- a/app/src/androidTest/java/com/example/se/catornot2/ExampleInstrumentedTest.java
+++ b/app/src/androidTest/java/com/example/se/catornot2/ExampleInstrumentedTest.java
@@ -7,7 +7,7 @@ import android.support.test.runner.AndroidJUnit4;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
-import static org.junit.Assert.*;
+import static org.junit.Assert.assertEquals;
 
 /**
  * Instrumented test, which will execute on an Android device.
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 72ac52a..f7a0c8b 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -9,6 +9,7 @@
         android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
     <uses-permission
         android:name="android.permission.RECORD_AUDIO" />
+    <uses-permission android:name="android.permission.VIBRATE"/>
 
     <application
         android:allowBackup="true"
diff --git a/app/src/main/java/com/example/se/catornot2/MainActivity.java b/app/src/main/java/com/example/se/catornot2/MainActivity.java
index 58740b3..5907e7e 100644
--- a/app/src/main/java/com/example/se/catornot2/MainActivity.java
+++ b/app/src/main/java/com/example/se/catornot2/MainActivity.java
@@ -1,27 +1,32 @@
 package com.example.se.catornot2;
-
+import android.content.Context;
 import android.content.Intent;
+import android.media.MediaPlayer;
+import android.os.Build;
+import android.os.Bundle;
+import android.os.VibrationEffect;
 import android.speech.RecognizerIntent;
 import android.speech.tts.TextToSpeech;
 import android.support.v7.app.AppCompatActivity;
-import android.os.Bundle;
 import android.view.View;
-
+import android.os.Vibrator;
 import java.util.Arrays;
 import java.util.List;
 import java.util.Locale;
 import java.util.Random;
 
 public class MainActivity extends AppCompatActivity {
-
     private static final int SPEECH_REQUEST_CODE = 0;
     TextToSpeech tts;
 
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
         initializeTextToSpeech();
+
+
     }
 
     // This callback is invoked when the Speech Recognizer returns.
@@ -75,20 +80,46 @@ public class MainActivity extends AppCompatActivity {
         thread must sleep for some time (3000ms-4000ms)
          */
 
+        //vibrate if answer is 'It is a cat'
+
+        if (answer.equals("It is a cat")){
+            shakeItBaby();
+        }
+
+
         // Says the result
-        tts.speak(answer, TextToSpeech.QUEUE_FLUSH, null);
+        try {
+            Thread.sleep(4000);
+            tts.speak(answer, TextToSpeech.QUEUE_FLUSH, null);
+        }catch(Exception e) {
+        }
     }
 
+    private void shakeItBaby() {
+        if (Build.VERSION.SDK_INT >= 26) {
+            ((Vibrator) getSystemService(VIBRATOR_SERVICE)).vibrate(VibrationEffect.createOneShot(500, VibrationEffect.DEFAULT_AMPLITUDE));
+        } else {
+            ((Vibrator) getSystemService(VIBRATOR_SERVICE)).vibrate(500);
+        }
+    }
+
+
+
     // Process voice command given by user
     private void processVoiceCommand(String spokenText) {
         if (spokenText.contains("photo") || spokenText.contains("foto")) {
 
             // camera shutter sound (?); indication of app taking a photo
-
+            MediaPlayer mySound;
+            mySound= MediaPlayer.create(MainActivity.this,R.raw.photosound);
+            mySound.start();
             // Starting question
-            String question = "Is it a cat or not?";
-            tts.speak(question, TextToSpeech.QUEUE_FLUSH, null);
-
+            try {
+                Thread.sleep(3000);
+                String question = "Is it a cat or not?";
+                tts.speak(question, TextToSpeech.QUEUE_FLUSH, null);
+            }catch(Exception e) {
+            }
             // Initiating randomizer method on 'answers'
             List<String> answers = Arrays.asList("It is a cat", "It is NOT a cat");
             randomizer(answers);
diff --git a/app/src/main/res/raw/PhotoSound.mp3 b/app/src/main/res/raw/PhotoSound.mp3
new file mode 100644
index 0000000..091c9c2
Binary files /dev/null and b/app/src/main/res/raw/PhotoSound.mp3 differ
diff --git a/app/src/test/java/com/example/se/catornot2/ExampleUnitTest.java b/app/src/test/java/com/example/se/catornot2/ExampleUnitTest.java
index 2d9bbbb..8c68e7b 100644
--- a/app/src/test/java/com/example/se/catornot2/ExampleUnitTest.java
+++ b/app/src/test/java/com/example/se/catornot2/ExampleUnitTest.java
@@ -2,7 +2,7 @@ package com.example.se.catornot2;
 
 import org.junit.Test;
 
-import static org.junit.Assert.*;
+import static org.junit.Assert.assertEquals;
 
 /**
  * Example local unit test, which will execute on the development machine (host).