diff --git a/android/app/src/main/java/com/js8call/example/MainActivity.kt b/android/app/src/main/java/com/js8call/example/MainActivity.kt
index 24dac83c..06e63446 100644
--- a/android/app/src/main/java/com/js8call/example/MainActivity.kt
+++ b/android/app/src/main/java/com/js8call/example/MainActivity.kt
@@ -17,7 +17,7 @@ import androidx.localbroadcastmanager.content.LocalBroadcastManager
 import androidx.navigation.fragment.NavHostFragment
 import androidx.navigation.ui.setupWithNavController
 import androidx.preference.PreferenceManager
-import com.google.android.material.bottomnavigation.BottomNavigationView
+import com.google.android.material.navigation.NavigationBarView
 import com.google.android.material.snackbar.Snackbar
 import com.js8call.example.model.EngineState
 import com.js8call.example.service.JS8EngineService
@@ -28,7 +28,7 @@ import com.js8call.example.ui.TransmitViewModel
 
 class MainActivity : AppCompatActivity() {
 
-    private lateinit var bottomNav: BottomNavigationView
+    private lateinit var bottomNav: NavigationBarView
     private lateinit var decodeViewModel: DecodeViewModel
     private lateinit var monitorViewModel: MonitorViewModel
     private var spectrumBroadcastCount: Long = 0
diff --git a/android/app/src/main/java/com/js8call/example/ui/DecodeFragment.kt b/android/app/src/main/java/com/js8call/example/ui/DecodeFragment.kt
index 88906949..e4630370 100644
--- a/android/app/src/main/java/com/js8call/example/ui/DecodeFragment.kt
+++ b/android/app/src/main/java/com/js8call/example/ui/DecodeFragment.kt
@@ -14,7 +14,7 @@ import androidx.navigation.fragment.findNavController
 import androidx.recyclerview.widget.RecyclerView
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.google.android.material.floatingactionbutton.FloatingActionButton
-import com.google.android.material.bottomnavigation.BottomNavigationView
+import com.google.android.material.navigation.NavigationBarView
 import com.google.android.material.snackbar.Snackbar
 import com.js8call.example.R
 
@@ -150,7 +150,7 @@ class DecodeFragment : Fragment() {
             return
         }
         transmitViewModel.setDirectedTo(callsign)
-        val bottomNav = activity?.findViewById<BottomNavigationView>(R.id.bottom_navigation)
+        val bottomNav = activity?.findViewById<NavigationBarView>(R.id.bottom_navigation)
         if (bottomNav != null) {
             bottomNav.selectedItemId = R.id.navigation_transmit
         } else {
diff --git a/android/app/src/main/java/com/js8call/example/ui/MessagesFragment.kt b/android/app/src/main/java/com/js8call/example/ui/MessagesFragment.kt
index ae159455..fc623f8f 100644
--- a/android/app/src/main/java/com/js8call/example/ui/MessagesFragment.kt
+++ b/android/app/src/main/java/com/js8call/example/ui/MessagesFragment.kt
@@ -60,7 +60,7 @@ class MessagesFragment : Fragment() {
         // Set up FAB (navigate to Transmit tab to compose new message)
         newMessageFab.setOnClickListener {
             // Navigate to Transmit tab for new message
-            val bottomNav = activity?.findViewById<com.google.android.material.bottomnavigation.BottomNavigationView>(R.id.bottom_navigation)
+            val bottomNav = activity?.findViewById<com.google.android.material.navigation.NavigationBarView>(R.id.bottom_navigation)
             bottomNav?.selectedItemId = R.id.navigation_transmit
         }
 
diff --git a/android/app/src/main/res/drawable/ic_chat_bubble.xml b/android/app/src/main/res/drawable/ic_chat_bubble.xml
new file mode 100644
index 00000000..016fd414
--- /dev/null
+++ b/android/app/src/main/res/drawable/ic_chat_bubble.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:tint="?attr/colorControlNormal">
+    <group android:translateY="960">
+        <path
+            android:fillColor="@android:color/white"
+            android:pathData="M80,-80v-720q0,-33 23.5,-56.5T160,-880h640q33,0 56.5,23.5T880,-800v480q0,33 -23.5,56.5T800,-240L240,-240L80,-80ZM206,-320h594v-480L160,-800v525l46,-45ZM160,-320v-480 480Z" />
+    </group>
+</vector>
diff --git a/android/app/src/main/res/drawable/ic_graphic_eq.xml b/android/app/src/main/res/drawable/ic_graphic_eq.xml
new file mode 100644
index 00000000..e143ae4f
--- /dev/null
+++ b/android/app/src/main/res/drawable/ic_graphic_eq.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="#FF000000"
+        android:pathData="M7,18h2V6H7v12zM11,22h2V2h-2v20zM3,14h2v-4H3v4zM15,18h2V6h-2v12zM19,10v4h2v-4h-2z" />
+</vector>
diff --git a/android/app/src/main/res/drawable/ic_notes.xml b/android/app/src/main/res/drawable/ic_notes.xml
new file mode 100644
index 00000000..eb0f830c
--- /dev/null
+++ b/android/app/src/main/res/drawable/ic_notes.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:tint="?attr/colorControlNormal">
+    <group android:translateY="960">
+        <path
+            android:fillColor="@android:color/white"
+            android:pathData="M160,-200v-80h400v80L160,-200ZM160,-440v-80h640v80L160,-440ZM160,-680v-80h640v80L160,-680Z" />
+    </group>
+</vector>
diff --git a/android/app/src/main/res/drawable/ic_send.xml b/android/app/src/main/res/drawable/ic_send.xml
new file mode 100644
index 00000000..d1cfac11
--- /dev/null
+++ b/android/app/src/main/res/drawable/ic_send.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="#FF000000"
+        android:pathData="M2.01,21L23,12 2.01,3 2,10l15,2 -15,2z" />
+</vector>
diff --git a/android/app/src/main/res/drawable/ic_settings.xml b/android/app/src/main/res/drawable/ic_settings.xml
new file mode 100644
index 00000000..dd427aa9
--- /dev/null
+++ b/android/app/src/main/res/drawable/ic_settings.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="#FF000000"
+        android:pathData="M19.14,12.94c0.04,-0.3 0.06,-0.61 0.06,-0.94c0,-0.32 -0.02,-0.64 -0.07,-0.94l2.03,-1.58c0.18,-0.14 0.23,-0.41 0.12,-0.61l-1.92,-3.32c-0.12,-0.22 -0.37,-0.29 -0.59,-0.22l-2.39,0.96c-0.5,-0.38 -1.03,-0.7 -1.62,-0.94L14.4,2.81c-0.04,-0.24 -0.24,-0.41 -0.48,-0.41h-3.84c-0.24,0 -0.43,0.17 -0.47,0.41L9.25,5.35C8.66,5.59 8.12,5.92 7.63,6.29L5.24,5.33c-0.22,-0.08 -0.47,0 -0.59,0.22L2.74,8.87C2.62,9.08 2.66,9.34 2.86,9.48l2.03,1.58C4.84,11.36 4.8,11.69 4.8,12s0.02,0.64 0.07,0.94l-2.03,1.58c-0.18,0.14 -0.23,0.41 -0.12,0.61l1.92,3.32c0.12,0.22 0.37,0.29 0.59,0.22l2.39,-0.96c0.5,0.38 1.03,0.7 1.62,0.94l0.36,2.54c0.04,0.24 0.24,0.41 0.48,0.41h3.84c0.24,0 0.44,-0.17 0.47,-0.41l0.36,-2.54c0.59,-0.24 1.13,-0.56 1.62,-0.94l2.39,0.96c0.22,0.08 0.47,0 0.59,-0.22l1.92,-3.32c0.12,-0.22 0.07,-0.47 -0.12,-0.61L19.14,12.94zM12,15.6c-1.98,0 -3.6,-1.62 -3.6,-3.6s1.62,-3.6 3.6,-3.6s3.6,1.62 3.6,3.6S13.98,15.6 12,15.6z" />
+</vector>
diff --git a/android/app/src/main/res/layout-land/activity_main.xml b/android/app/src/main/res/layout-land/activity_main.xml
new file mode 100644
index 00000000..ea00c528
--- /dev/null
+++ b/android/app/src/main/res/layout-land/activity_main.xml
@@ -0,0 +1,30 @@
+<?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"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <com.google.android.material.navigationrail.NavigationRailView
+        android:id="@+id/bottom_navigation"
+        android:layout_width="wrap_content"
+        android:layout_height="0dp"
+        app:labelVisibilityMode="labeled"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:menu="@menu/bottom_nav_menu"
+        app:menuGravity="center" />
+
+    <androidx.fragment.app.FragmentContainerView
+        android:id="@+id/nav_host_fragment"
+        android:name="androidx.navigation.fragment.NavHostFragment"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:defaultNavHost="true"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toEndOf="@id/bottom_navigation"
+        app:layout_constraintTop_toTopOf="parent"
+        app:navGraph="@navigation/mobile_navigation" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
diff --git a/android/app/src/main/res/layout/activity_main.xml b/android/app/src/main/res/layout/activity_main.xml
index 1e2de4c1..549adc74 100644
--- a/android/app/src/main/res/layout/activity_main.xml
+++ b/android/app/src/main/res/layout/activity_main.xml
@@ -23,6 +23,7 @@
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintLeft_toLeftOf="parent"
         app:layout_constraintRight_toRightOf="parent"
+        app:labelVisibilityMode="labeled"
         app:menu="@menu/bottom_nav_menu" />
 
 </androidx.constraintlayout.widget.ConstraintLayout>
diff --git a/android/app/src/main/res/menu/bottom_nav_menu.xml b/android/app/src/main/res/menu/bottom_nav_menu.xml
index 8700f662..7e839152 100644
--- a/android/app/src/main/res/menu/bottom_nav_menu.xml
+++ b/android/app/src/main/res/menu/bottom_nav_menu.xml
@@ -2,26 +2,26 @@
 <menu xmlns:android="http://schemas.android.com/apk/res/android">
     <item
         android:id="@+id/navigation_monitor"
-        android:icon="@android:drawable/ic_menu_view"
+        android:icon="@drawable/ic_graphic_eq"
         android:title="@string/nav_monitor" />
 
     <item
         android:id="@+id/navigation_decodes"
-        android:icon="@android:drawable/ic_menu_sort_by_size"
+        android:icon="@drawable/ic_notes"
         android:title="@string/nav_decodes" />
 
     <item
         android:id="@+id/navigation_messages"
-        android:icon="@android:drawable/ic_dialog_email"
+        android:icon="@drawable/ic_chat_bubble"
         android:title="@string/nav_messages" />
 
     <item
         android:id="@+id/navigation_transmit"
-        android:icon="@android:drawable/ic_menu_send"
+        android:icon="@drawable/ic_send"
         android:title="@string/nav_transmit" />
 
     <item
         android:id="@+id/navigation_settings"
-        android:icon="@android:drawable/ic_menu_preferences"
+        android:icon="@drawable/ic_settings"
         android:title="@string/nav_settings" />
 </menu>