Add slidingdotsplash to your gradle

compile 'com.chabbal:slidingdotsplash:1.0.2'

Add View to your main layout of your Activity or Fragment

   <com.chabbal.slidingdotsplash.SlidingSplashView
    android:id="@+id/splash"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    app:imageResources="@array/img_id_arr"/>

Create an integer-array in strings.xml

<integer-array name="img_id_arr">
    <item>@drawable/img1</item>
    <item>@drawable/img2</item>
    <item>@drawable/img3</item>
    <item>@drawable/img4</item>
</integer-array>