diff --git a/app/build.gradle b/app/build.gradle
index 4a9755179..9cae14d55 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -169,7 +169,7 @@ dependencies {
     implementation "eu.davidea:flexible-adapter-ui:1.0.0"
     implementation "com.aurelhubert:ahbottomnavigation:2.3.4"
     implementation "com.ncapdevi:frag-nav:3.3.0"
-    implementation "com.github.YarikSOffice:lingver:1.1.0"
+    implementation "com.github.YarikSOffice:lingver:1.2.1"
 
     implementation "com.github.pwittchen:reactivenetwork-rx2:3.0.6"
     implementation "io.reactivex.rxjava2:rxandroid:2.1.1"
@@ -182,11 +182,14 @@ dependencies {
     implementation "fr.bipi.treessence:treessence:0.3.2"
     implementation "com.mikepenz:aboutlibraries-core:$about_libraries"
     implementation 'com.wdullaer:materialdatetimepicker:4.2.3'
+    implementation "io.coil-kt:coil:0.9.5"
 
-    implementation("io.coil-kt:coil:0.9.5")
-
-    playImplementation "com.google.firebase:firebase-core:17.3.0"
+    playImplementation 'com.google.firebase:firebase-analytics:17.3.0'
+    playImplementation 'com.google.firebase:firebase-inappmessaging-display-ktx:19.0.4'
+    playImplementation "com.google.firebase:firebase-inappmessaging-ktx:19.0.4"
+    playImplementation "com.google.firebase:firebase-messaging:20.1.0"
     playImplementation "com.crashlytics.sdk.android:crashlytics:2.10.1"
+    playImplementation 'com.google.guava:listenablefuture:9999.0-empty-to-avoid-conflict-with-guava'
 
     releaseImplementation "com.github.ChuckerTeam.Chucker:library-no-op:$chucker"
 
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 694c8053a..42c754756 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -22,7 +22,8 @@
         <activity
             android:name=".ui.modules.splash.SplashActivity"
             android:screenOrientation="portrait"
-            android:theme="@style/WulkanowyTheme.SplashScreen">
+            android:theme="@style/WulkanowyTheme.SplashScreen"
+            tools:ignore="LockedOrientationActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
@@ -112,5 +113,13 @@
         <meta-data
             android:name="firebase_crashlytics_collection_enabled"
             android:value="${crashlytics_enabled}" />
+
+        <meta-data
+            android:name="com.google.firebase.messaging.default_notification_icon"
+            android:resource="@drawable/ic_stat_push" />
+
+        <meta-data
+            android:name="com.google.firebase.messaging.default_notification_channel_id"
+            android:value="push_channel" />
     </application>
 </manifest>
diff --git a/app/src/main/java/io/github/wulkanowy/services/ServicesModule.kt b/app/src/main/java/io/github/wulkanowy/services/ServicesModule.kt
index 0b1b357ac..7240a50bb 100644
--- a/app/src/main/java/io/github/wulkanowy/services/ServicesModule.kt
+++ b/app/src/main/java/io/github/wulkanowy/services/ServicesModule.kt
@@ -15,6 +15,7 @@ import io.github.wulkanowy.services.sync.channels.LuckyNumberChannel
 import io.github.wulkanowy.services.sync.channels.NewGradesChannel
 import io.github.wulkanowy.services.sync.channels.NewMessagesChannel
 import io.github.wulkanowy.services.sync.channels.NewNotesChannel
+import io.github.wulkanowy.services.sync.channels.PushChannel
 import io.github.wulkanowy.services.sync.works.AttendanceSummaryWork
 import io.github.wulkanowy.services.sync.works.AttendanceWork
 import io.github.wulkanowy.services.sync.works.CompletedLessonWork
@@ -126,4 +127,8 @@ abstract class ServicesModule {
     @Binds
     @IntoSet
     abstract fun provideNewNotesChannel(channel: NewNotesChannel): Channel
+
+    @Binds
+    @IntoSet
+    abstract fun providePushChannel(channel: PushChannel): Channel
 }
diff --git a/app/src/main/java/io/github/wulkanowy/services/sync/channels/PushChannel.kt b/app/src/main/java/io/github/wulkanowy/services/sync/channels/PushChannel.kt
new file mode 100644
index 000000000..a0e24ab45
--- /dev/null
+++ b/app/src/main/java/io/github/wulkanowy/services/sync/channels/PushChannel.kt
@@ -0,0 +1,32 @@
+package io.github.wulkanowy.services.sync.channels
+
+import android.annotation.TargetApi
+import android.app.Notification
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.content.Context
+import androidx.core.app.NotificationManagerCompat
+import io.github.wulkanowy.R
+import javax.inject.Inject
+
+@TargetApi(26)
+class PushChannel @Inject constructor(
+    private val notificationManager: NotificationManagerCompat,
+    private val context: Context
+) : Channel {
+
+    companion object {
+        const val CHANNEL_ID = "push_channel"
+    }
+
+    override fun create() {
+        notificationManager.createNotificationChannel(
+            NotificationChannel(CHANNEL_ID, context.getString(R.string.channel_push), NotificationManager.IMPORTANCE_HIGH)
+                .apply {
+                    enableLights(true)
+                    enableVibration(true)
+                    lockscreenVisibility = Notification.VISIBILITY_PUBLIC
+                }
+        )
+    }
+}
diff --git a/app/src/main/res/drawable-hdpi/ic_stat_push.png b/app/src/main/res/drawable-hdpi/ic_stat_push.png
new file mode 100644
index 000000000..84578183f
Binary files /dev/null and b/app/src/main/res/drawable-hdpi/ic_stat_push.png differ
diff --git a/app/src/main/res/drawable-mdpi/ic_stat_push.png b/app/src/main/res/drawable-mdpi/ic_stat_push.png
new file mode 100644
index 000000000..d1e954b0c
Binary files /dev/null and b/app/src/main/res/drawable-mdpi/ic_stat_push.png differ
diff --git a/app/src/main/res/drawable-xhdpi/ic_stat_push.png b/app/src/main/res/drawable-xhdpi/ic_stat_push.png
new file mode 100644
index 000000000..79b38e63f
Binary files /dev/null and b/app/src/main/res/drawable-xhdpi/ic_stat_push.png differ
diff --git a/app/src/main/res/drawable-xxhdpi/ic_stat_push.png b/app/src/main/res/drawable-xxhdpi/ic_stat_push.png
new file mode 100644
index 000000000..bc33cb5b1
Binary files /dev/null and b/app/src/main/res/drawable-xxhdpi/ic_stat_push.png differ
diff --git a/app/src/main/res/drawable-xxxhdpi/ic_stat_push.png b/app/src/main/res/drawable-xxxhdpi/ic_stat_push.png
new file mode 100644
index 000000000..b354bd06c
Binary files /dev/null and b/app/src/main/res/drawable-xxxhdpi/ic_stat_push.png differ
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index 87c906542..6c9829818 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -357,6 +357,7 @@
     <string name="channel_lucky_number">Glückliche Nummer</string>
     <string name="channel_new_message">Neue Nachrichten</string>
     <string name="channel_new_notes">Neue Eintragen</string>
+    <string name="channel_push">Push-Benachrichtigungen</string>
     <string name="channel_debug">Debuggen</string>
 
 
diff --git a/app/src/main/res/values-pl/strings.xml b/app/src/main/res/values-pl/strings.xml
index c80137b1e..33981e8ee 100644
--- a/app/src/main/res/values-pl/strings.xml
+++ b/app/src/main/res/values-pl/strings.xml
@@ -385,6 +385,7 @@
     <string name="channel_new_grades">Nowe oceny</string>
     <string name="channel_new_message">Nowe wiadomości</string>
     <string name="channel_new_notes">Nowe uwagi</string>
+    <string name="channel_push">Powiadomienia push</string>
     <string name="channel_debug">Debugowanie</string>
 
 
diff --git a/app/src/main/res/values-ru/strings.xml b/app/src/main/res/values-ru/strings.xml
index e5530400f..7e7313425 100644
--- a/app/src/main/res/values-ru/strings.xml
+++ b/app/src/main/res/values-ru/strings.xml
@@ -382,6 +382,7 @@
     <string name="channel_lucky_number">Счастливый номер</string>
     <string name="channel_new_message">Новые сообщения</string>
     <string name="channel_new_notes">Новые заметки</string>
+    <string name="channel_push">Push-уведомления</string>
     <string name="channel_debug">Дебаг</string>
 
 
diff --git a/app/src/main/res/values-uk/strings.xml b/app/src/main/res/values-uk/strings.xml
index cd1c3b5d0..522eb8729 100644
--- a/app/src/main/res/values-uk/strings.xml
+++ b/app/src/main/res/values-uk/strings.xml
@@ -383,6 +383,7 @@
     <string name="channel_new_grades">Нові оцінки</string>
     <string name="channel_new_message">Нові повідомлення</string>
     <string name="channel_new_notes">Нові нотатки</string>
+    <string name="channel_push">Повідомлення pushs</string>
     <string name="channel_debug">Дебаг</string>
 
 
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 30cc086de..1cd5aad65 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -368,6 +368,7 @@
     <string name="channel_lucky_number">Lucky number</string>
     <string name="channel_new_message">New messages</string>
     <string name="channel_new_notes">New notes</string>
+    <string name="channel_push">Push notifications</string>
     <string name="channel_debug">Debug</string>