diff --git a/app/src/main/java/io/heckel/ntfy/data/Database.kt b/app/src/main/java/io/heckel/ntfy/data/Database.kt
index ae43662..a7d6cae 100644
--- a/app/src/main/java/io/heckel/ntfy/data/Database.kt
+++ b/app/src/main/java/io/heckel/ntfy/data/Database.kt
@@ -70,7 +70,7 @@ interface NotificationDao {
     @Query("SELECT id FROM notification WHERE subscriptionId = :subscriptionId")
     fun listIds(subscriptionId: Long): List<String>
 
-    @Insert
+    @Insert(onConflict = OnConflictStrategy.IGNORE)
     fun add(notification: Notification)
 
     @Query("DELETE FROM notification WHERE id = :notificationId")
diff --git a/app/src/main/java/io/heckel/ntfy/ui/DetailActivity.kt b/app/src/main/java/io/heckel/ntfy/ui/DetailActivity.kt
index efe9558..48427a4 100644
--- a/app/src/main/java/io/heckel/ntfy/ui/DetailActivity.kt
+++ b/app/src/main/java/io/heckel/ntfy/ui/DetailActivity.kt
@@ -1,6 +1,5 @@
 package io.heckel.ntfy.ui
 
-import android.R.attr.label
 import android.app.AlertDialog
 import android.content.ClipData
 import android.content.ClipboardManager
@@ -30,7 +29,6 @@ import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import java.util.*
 
-
 class DetailActivity : AppCompatActivity(), ActionMode.Callback {
     private val viewModel by viewModels<DetailViewModel> {
         DetailViewModelFactory((application as Application).repository)
@@ -115,10 +113,6 @@ class DetailActivity : AppCompatActivity(), ActionMode.Callback {
                 onRefreshClick()
                 true
             }
-            R.id.detail_menu_clear -> {
-                onClearClick()
-                true
-            }
             R.id.detail_menu_unsubscribe -> {
                 onDeleteClick()
                 true
@@ -166,18 +160,6 @@ class DetailActivity : AppCompatActivity(), ActionMode.Callback {
         api.poll(subscriptionId, subscriptionBaseUrl, subscriptionTopic, successFn, failureFn)
     }
 
-    private fun onClearClick() {
-        val builder = AlertDialog.Builder(this)
-        builder
-            .setMessage(R.string.detail_clear_dialog_message)
-            .setPositiveButton(R.string.detail_clear_dialog_permanently_delete) { _, _ ->
-                viewModel.removeAll(subscriptionId)
-            }
-            .setNegativeButton(R.string.detail_clear_dialog_cancel) { _, _ -> /* Do nothing */ }
-            .create()
-            .show()
-    }
-
     private fun onDeleteClick() {
         Log.d(TAG, "Deleting subscription ${topicShortUrl(subscriptionBaseUrl, subscriptionTopic)}")
 
diff --git a/app/src/main/java/io/heckel/ntfy/ui/MainActivity.kt b/app/src/main/java/io/heckel/ntfy/ui/MainActivity.kt
index 5efe727..bd3a404 100644
--- a/app/src/main/java/io/heckel/ntfy/ui/MainActivity.kt
+++ b/app/src/main/java/io/heckel/ntfy/ui/MainActivity.kt
@@ -12,6 +12,7 @@ import android.widget.Toast
 import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.content.ContextCompat
+import androidx.lifecycle.asFlow
 import androidx.lifecycle.lifecycleScope
 import androidx.recyclerview.widget.RecyclerView
 import com.google.firebase.messaging.FirebaseMessaging
@@ -22,6 +23,7 @@ import io.heckel.ntfy.data.Subscription
 import io.heckel.ntfy.data.topicShortUrl
 import io.heckel.ntfy.msg.ApiService
 import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.flow.collect
 import kotlinx.coroutines.launch
 import java.util.*
 import kotlin.random.Random
@@ -83,6 +85,10 @@ class MainActivity : AppCompatActivity(), ActionMode.Callback {
 
     override fun onOptionsItemSelected(item: MenuItem): Boolean {
         return when (item.itemId) {
+            R.id.main_menu_refresh -> {
+                refreshAllSubscriptions()
+                true
+            }
             R.id.main_menu_source -> {
                 startActivity(Intent(Intent.ACTION_VIEW, Uri.parse(getString(R.string.main_menu_source_url))))
                 true
@@ -152,6 +158,24 @@ class MainActivity : AppCompatActivity(), ActionMode.Callback {
         }
     }
 
+    private fun refreshAllSubscriptions()  {
+        lifecycleScope.launch(Dispatchers.IO) {
+            val successFn = { notifications: List<Notification> ->
+                lifecycleScope.launch(Dispatchers.IO) {
+                    notifications.forEach {
+                        repository.addNotification(it)
+                    }
+                }
+                Unit
+            }
+            repository.getAllSubscriptions().asFlow().collect { subscriptions ->
+                subscriptions.forEach { subscription ->
+                    api.poll(subscription.id, subscription.baseUrl, subscription.topic, successFn, { _ -> })
+                }
+            }
+        }
+    }
+
     private fun startDetailView(subscription: Subscription) {
         Log.d(TAG, "Entering detail view for subscription $subscription")
 
diff --git a/app/src/main/res/menu/detail_action_bar_menu.xml b/app/src/main/res/menu/detail_action_bar_menu.xml
index 3f3e160..852ef14 100644
--- a/app/src/main/res/menu/detail_action_bar_menu.xml
+++ b/app/src/main/res/menu/detail_action_bar_menu.xml
@@ -1,6 +1,5 @@
 <menu xmlns:android="http://schemas.android.com/apk/res/android" >
     <item android:id="@+id/detail_menu_test" android:title="@string/detail_menu_test"/>
     <item android:id="@+id/detail_menu_refresh" android:title="@string/detail_menu_refresh"/>
-    <item android:id="@+id/detail_menu_clear" android:title="@string/detail_menu_clear"/>
     <item android:id="@+id/detail_menu_unsubscribe" android:title="@string/detail_menu_unsubscribe"/>
 </menu>
diff --git a/app/src/main/res/menu/main_action_bar_menu.xml b/app/src/main/res/menu/main_action_bar_menu.xml
index a6e655f..72debe7 100644
--- a/app/src/main/res/menu/main_action_bar_menu.xml
+++ b/app/src/main/res/menu/main_action_bar_menu.xml
@@ -1,4 +1,5 @@
 <menu xmlns:android="http://schemas.android.com/apk/res/android" >
+    <item android:id="@+id/main_menu_refresh" android:title="@string/main_menu_refresh"/>
     <item android:id="@+id/main_menu_source" android:title="@string/main_menu_source_title"/>
     <item android:id="@+id/main_menu_website" android:title="@string/main_menu_website_title"/>
 </menu>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 6d5e71b..d2e8aa4 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -9,6 +9,7 @@
 
     <!-- Main activity: Action bar -->
     <string name="main_action_bar_title">Subscribed topics</string>
+    <string name="main_menu_refresh">Force refresh</string>
     <string name="main_menu_source_title">Show source &amp; license</string>
     <string name="main_menu_source_url">https://heckel.io/ntfy-android</string>
     <string name="main_menu_website_title">Visit ntfy.sh</string>
@@ -20,8 +21,6 @@
     <string name="main_action_mode_delete_dialog_cancel">Cancel</string>
 
     <!-- Main activity: List and such -->
-    <string name="main_item_status_connecting">connecting …</string>
-    <string name="main_item_status_reconnecting">reconnecting …</string>
     <string name="main_item_status_text_one">%1$d notification received</string>
     <string name="main_item_status_text_not_one">%1$d notifications received</string>
     <string name="main_add_button_description">Add subscription</string>
@@ -42,9 +41,6 @@
     <string name="detail_how_to_intro">To send notifications to this topic, simply PUT or POST to the topic URL.</string>
     <string name="detail_how_to_example"><![CDATA[ Example (using curl):<br/><tt>$ curl -d \"Hi\" %1$s</tt> ]]></string>
     <string name="detail_how_to_link">For more detailed instructions, check out the ntfy.sh website and documentation.</string>
-    <string name="detail_clear_dialog_message">Do you really want to delete all of the messages you received?</string>
-    <string name="detail_clear_dialog_permanently_delete">Permanently delete</string>
-    <string name="detail_clear_dialog_cancel">Cancel</string>
     <string name="detail_delete_dialog_message">Do you really want to unsubscribe from this topic and delete all of the messages you received?</string>
     <string name="detail_delete_dialog_permanently_delete">Permanently delete</string>
     <string name="detail_delete_dialog_cancel">Cancel</string>
@@ -57,8 +53,7 @@
 
     <!-- Detail activity: Action bar -->
     <string name="detail_menu_test">Send test notification</string>
-    <string name="detail_menu_refresh">Fetch cached notifications</string>
-    <string name="detail_menu_clear">Clear notifications</string>
+    <string name="detail_menu_refresh">Force refresh</string>
     <string name="detail_menu_unsubscribe">Unsubscribe</string>
 
     <!-- Detail activity: Action mode -->
diff --git a/assets/screenshot-main.jpg b/assets/screenshot-main.jpg
index ed5ce17..5caeee1 100644
Binary files a/assets/screenshot-main.jpg and b/assets/screenshot-main.jpg differ
diff --git a/assets/screenshot-notification.jpg b/assets/screenshot-notification.jpg
index 6b04675..7924c6f 100644
Binary files a/assets/screenshot-notification.jpg and b/assets/screenshot-notification.jpg differ