diff --git a/app/build.gradle b/app/build.gradle
index e323f32..13fce12 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -54,9 +54,9 @@ dependencies {
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
     implementation 'org.jetbrains.anko:anko-common:0.9'
 
-    implementation "androidx.appcompat:appcompat:1.0.0-rc02"
-    implementation "com.google.android.material:material:1.0.0-rc01"
-    implementation "androidx.cardview:cardview:1.0.0-rc02"
+    implementation "androidx.appcompat:appcompat:1.0.0"
+    implementation "com.google.android.material:material:1.0.0"
+    implementation "androidx.cardview:cardview:1.0.0"
 
     implementation "androidx.constraintlayout:constraintlayout:1.1.3"
 
@@ -64,6 +64,6 @@ dependencies {
     implementation 'eu.chainfire:libsuperuser:1.0.0.201704021214'
 
     testImplementation 'junit:junit:4.12'
-    androidTestImplementation 'androidx.test:runner:1.1.0-alpha4'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.0-alpha4'
+    androidTestImplementation 'androidx.test:runner:1.1.0-beta02'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.0-beta02'
 }
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index d3fba68..eded4fc 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -148,7 +148,7 @@
         <activity
             android:name=".ui.home.MainActivity"
             android:label="@string/app_name"
-            android:theme="@style/AppTheme">
+            android:theme="@style/AppTheme.Launcher">
             <intent-filter>
                 <action android:name="android.intent.action.VIEW" />
                 <action android:name="android.intent.action.MAIN" />
diff --git a/app/src/main/java/com/github/simonpham/devtiles/ui/home/MainActivity.kt b/app/src/main/java/com/github/simonpham/devtiles/ui/home/MainActivity.kt
index cbffd2c..43431c6 100644
--- a/app/src/main/java/com/github/simonpham/devtiles/ui/home/MainActivity.kt
+++ b/app/src/main/java/com/github/simonpham/devtiles/ui/home/MainActivity.kt
@@ -4,6 +4,7 @@ import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
 import androidx.appcompat.app.AppCompatActivity
+import androidx.recyclerview.widget.RecyclerView
 import com.github.simonpham.devtiles.BuildConfig
 import com.github.simonpham.devtiles.R
 import com.github.simonpham.devtiles.SingletonInstances
@@ -20,6 +21,7 @@ import org.jetbrains.anko.uiThread
 
 class MainActivity : AppCompatActivity() {
 
+    private val context = SingletonInstances.getAppContext()
     private val sharedPrefs = SingletonInstances.getSharedPrefs()
     private val devSettings = SingletonInstances.getDevSettings()
 
@@ -31,14 +33,10 @@ class MainActivity : AppCompatActivity() {
     }
 
     override fun onCreate(savedInstanceState: Bundle?) {
+        setTheme(R.style.AppTheme)
         super.onCreate(savedInstanceState)
 
-        val sharedPrefs = SingletonInstances.getSharedPrefs()
-        if (sharedPrefs.isFirstLaunch
-                || sharedPrefs.lastKnownVersionCode < BuildConfig.VERSION_CODE) {
-            sharedPrefs.isFirstLaunch = false
-            showPermissionWizard(this)
-        }
+        showPermissionWizard()
 
         setContentView(R.layout.activity_main)
         setSupportActionBar(toolbar)
@@ -46,14 +44,23 @@ class MainActivity : AppCompatActivity() {
         recyclerView.adapter = adapter
         refresh()
 
-        if (sharedPrefs.lastKnownVersionCode < BuildConfig.VERSION_CODE) {
-            viewChangelog(this)
-            sharedPrefs.lastKnownVersionCode = BuildConfig.VERSION_CODE
-        }
+        showChangeLog()
 
         swiperefresh.setOnRefreshListener {
             refresh()
         }
+
+        recyclerView.addOnScrollListener(object : RecyclerView.OnScrollListener() {
+            override fun onScrolled(recyclerView: RecyclerView, dx: Int, dy: Int) {
+                super.onScrolled(recyclerView, dx, dy)
+                val scrollOffset = recyclerView.computeVerticalScrollOffset()
+                if (scrollOffset > 0) {
+                    appbar.elevation = 4F
+                } else {
+                    appbar.elevation = 0F
+                }
+            }
+        })
     }
 
     override fun onResume() {
@@ -61,20 +68,6 @@ class MainActivity : AppCompatActivity() {
         refresh()
     }
 
-    private fun refresh() {
-        catchAll {
-            swiperefresh.isRefreshing = true
-            doAsync {
-                devSettings.checkCompatibility()
-                val data = makeAdapterData()
-                uiThread {
-                    adapter.setData(data)
-                    swiperefresh.isRefreshing = false
-                }
-            }
-        }
-    }
-
     override fun onCreateOptionsMenu(menu: Menu?): Boolean {
         menuInflater.inflate(R.menu.menu_action, menu)
         return true
@@ -103,6 +96,35 @@ class MainActivity : AppCompatActivity() {
         }
     }
 
+    private fun refresh() {
+        catchAll {
+            swiperefresh.isRefreshing = true
+            doAsync {
+                devSettings.checkCompatibility()
+                val data = makeAdapterData()
+                uiThread {
+                    adapter.setData(data)
+                    swiperefresh.isRefreshing = false
+                }
+            }
+        }
+    }
+
+    private fun showPermissionWizard() {
+        if (sharedPrefs.isFirstLaunch
+                || sharedPrefs.lastKnownVersionCode < BuildConfig.VERSION_CODE) {
+            sharedPrefs.isFirstLaunch = false
+            showPermissionWizard(context)
+        }
+    }
+
+    private fun showChangeLog() {
+        if (sharedPrefs.lastKnownVersionCode < BuildConfig.VERSION_CODE) {
+            viewChangelog(context)
+            sharedPrefs.lastKnownVersionCode = BuildConfig.VERSION_CODE
+        }
+    }
+
     private fun makeAdapterData(): List<AdapterModel> {
         val adapterModels = mutableListOf<AdapterModel>()
 
diff --git a/app/src/main/res/drawable/launch_screen.xml b/app/src/main/res/drawable/launch_screen.xml
new file mode 100644
index 0000000..23be96a
--- /dev/null
+++ b/app/src/main/res/drawable/launch_screen.xml
@@ -0,0 +1,9 @@
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android"
+    android:opacity="opaque">
+    <item android:drawable="@color/white" />
+    <item>
+        <bitmap
+            android:gravity="center"
+            android:src="@drawable/logo" />
+    </item>
+</layer-list>
\ No newline at end of file
diff --git a/app/src/main/res/drawable/logo.png b/app/src/main/res/drawable/logo.png
new file mode 100755
index 0000000..08992fa
Binary files /dev/null and b/app/src/main/res/drawable/logo.png differ
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
index 3f42431..249fe96 100644
--- a/app/src/main/res/values/styles.xml
+++ b/app/src/main/res/values/styles.xml
@@ -7,6 +7,10 @@
         <item name="android:windowBackground">@color/white</item>
     </style>
 
+    <style name="AppTheme.Launcher">
+        <item name="android:windowBackground">@drawable/launch_screen</item>
+    </style>
+
     <style name="AppTheme.NoActionBar">
         <item name="windowActionBar">false</item>
         <item name="windowNoTitle">true</item>
diff --git a/build.gradle b/build.gradle
index 7844458..29cb952 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.3.0-alpha08'
+        classpath 'com.android.tools.build:gradle:3.3.0-alpha13'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
         // NOTE: Do not place your application dependencies here; they belong
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index a20e25d..17fa053 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Sat Aug 11 14:05:02 ICT 2018
+#Mon Oct 15 19:28:38 ICT 2018
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.9-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-all.zip