Update SwitchCompat like Ios

res/drawable/thumb_selector.xml

+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_checked="false">
+        <shape android:shape="oval">
+            <solid android:color="@android:color/white" />
+            <size android:width="20dp" android:height="20dp" />
+            <stroke android:width="2dp" android:color="#0000ffff" />
+        </shape> <!-- shape circle -->
+    </item>
+</selector>
\ No newline at end of file

res/drawable/track_selector.xml

+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item android:state_checked="true">
+        <shape android:shape="rectangle">
+            <size android:width="36dp" android:height="20dp"/>
+            <solid android:width="1dp" android:color="@color/accent_color"/>
+            <corners android:radius="50dp"/>
+        </shape>
+    </item>
+
+    <item android:state_checked="false">
+        <shape android:shape="rectangle">
+            <size android:width="36dp" android:height="20dp"/>
+            <solid android:width="1dp" android:color="@android:color/darker_gray"/>
+            <corners android:radius="50dp"/>
+        </shape>
+    </item>
+
+</selector>
\ No newline at end of file

res/layout/alarm_time_expanded.xml

@@ -36,6 +36,7 @@
         app:layout_gravity="center_vertical"
         app:layout_row="0" />
 
+    <!--android:theme="@style/ThemeOverlay.Control.Accent"-->
     <androidx.appcompat.widget.SwitchCompat
         android:id="@+id/onoff"
         android:layout_width="wrap_content"
@@ -43,7 +44,9 @@
         android:layout_marginTop="@dimen/alarm_clock_vertical_margin"
         android:minHeight="@dimen/touch_target_min_size"
         android:minWidth="@dimen/touch_target_min_size"
-        android:theme="@style/ThemeOverlay.Control.Accent"
+        SwitchCompat:track="@drawable/switch_track_selector"
+        android:thumb="@drawable/thumb_selector"
+        app:track="@drawable/track_selector"
         app:layout_column="6"
         app:layout_columnSpan="2"
         app:layout_gravity="center_vertical"