diff --git a/app/src/main/java/eu/faircode/netguard/AdapterRule.java b/app/src/main/java/eu/faircode/netguard/AdapterRule.java
index 978c9e5b..1be06e08 100644
--- a/app/src/main/java/eu/faircode/netguard/AdapterRule.java
+++ b/app/src/main/java/eu/faircode/netguard/AdapterRule.java
@@ -74,6 +74,7 @@ import com.bumptech.glide.request.RequestOptions;
 
 import java.text.SimpleDateFormat;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
 
 public class AdapterRule extends RecyclerView.Adapter<AdapterRule.ViewHolder> implements Filterable {
@@ -94,6 +95,18 @@ public class AdapterRule extends RecyclerView.Adapter<AdapterRule.ViewHolder> im
     private List<Rule> listAll = new ArrayList<>();
     private List<Rule> listFiltered = new ArrayList<>();
 
+    private List<String> messaging = Arrays.asList(
+            "com.discord",
+            "com.facebook.mlite",
+            "com.facebook.orca",
+            "com.instagram.android",
+            "com.Slack",
+            "com.skype.raider",
+            "com.snapchat.android",
+            "com.whatsapp",
+            "com.whatsapp.w4b"
+    );
+
     public static class ViewHolder extends RecyclerView.ViewHolder {
         public View view;
 
@@ -114,6 +127,8 @@ public class AdapterRule extends RecyclerView.Adapter<AdapterRule.ViewHolder> im
         public ImageView ivScreenOther;
         public TextView tvRoaming;
 
+        public TextView tvRemarkMessaging;
+
         public LinearLayout llConfiguration;
         public TextView tvUid;
         public TextView tvPackage;
@@ -171,6 +186,8 @@ public class AdapterRule extends RecyclerView.Adapter<AdapterRule.ViewHolder> im
             ivScreenOther = itemView.findViewById(R.id.ivScreenOther);
             tvRoaming = itemView.findViewById(R.id.tvRoaming);
 
+            tvRemarkMessaging = itemView.findViewById(R.id.tvRemarkMessaging);
+
             llConfiguration = itemView.findViewById(R.id.llConfiguration);
             tvUid = itemView.findViewById(R.id.tvUid);
             tvPackage = itemView.findViewById(R.id.tvPackage);
@@ -433,6 +450,8 @@ public class AdapterRule extends RecyclerView.Adapter<AdapterRule.ViewHolder> im
         holder.tvRoaming.setAlpha(otherActive ? 1 : 0.5f);
         holder.tvRoaming.setVisibility(rule.roaming && (!rule.other_blocked || rule.screen_other) ? View.VISIBLE : View.INVISIBLE);
 
+        holder.tvRemarkMessaging.setVisibility(messaging.contains(rule.packageName) ? View.VISIBLE : View.GONE);
+
         // Expanded configuration section
         holder.llConfiguration.setVisibility(rule.expanded ? View.VISIBLE : View.GONE);
 
diff --git a/app/src/main/res/layout/rule.xml b/app/src/main/res/layout/rule.xml
index 85b56c05..7d267b40 100644
--- a/app/src/main/res/layout/rule.xml
+++ b/app/src/main/res/layout/rule.xml
@@ -158,6 +158,16 @@
         </LinearLayout>
     </LinearLayout>
 
+    <TextView
+        android:id="@+id/tvRemarkMessaging"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:padding="6dp"
+        android:text="@string/title_messaging"
+        android:textAppearance="@style/TextSmall"
+        android:textStyle="italic"
+        android:visibility="gone" />
+
     <LinearLayout
         android:id="@+id/llConfiguration"
         android:layout_width="match_parent"
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index aecc3889..67aacdbd 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -247,6 +247,7 @@ Your internet traffic is not being sent to a remote VPN server.</string>
 
     <string name="title_internet">has no internet permission</string>
     <string name="title_disabled">is disabled</string>
+    <string name="title_messaging">Incoming messages are received by Google Play services and not by this app and can therefore not be blocked by blocking this app</string>
     <string name="title_apply">Apply rules and conditions</string>
     <string name="title_conditions">Conditions</string>
     <string name="title_screen_wifi">Allow Wi-Fi when screen is on</string>