diff --git a/app/src/main/java/se/ajpanton/notificationsmaster/AppRulesFragment.kt b/app/src/main/java/se/ajpanton/notificationsmaster/AppRulesFragment.kt
index b13d2a2..f55aac6 100644
--- a/app/src/main/java/se/ajpanton/notificationsmaster/AppRulesFragment.kt
+++ b/app/src/main/java/se/ajpanton/notificationsmaster/AppRulesFragment.kt
@@ -8,6 +8,7 @@ import androidx.fragment.app.Fragment
 import androidx.recyclerview.widget.ItemTouchHelper
 import androidx.recyclerview.widget.RecyclerView
 import se.ajpanton.notificationsmaster.alerts.AlertConfigurationStore
+import se.ajpanton.notificationsmaster.alerts.AlertAppSettings
 import se.ajpanton.notificationsmaster.alerts.AlertRule
 import se.ajpanton.notificationsmaster.alerts.AlertRuleEditor
 import se.ajpanton.notificationsmaster.databinding.FragmentAppRulesBinding
@@ -28,6 +29,8 @@ class AppRulesFragment : Fragment(R.layout.fragment_app_rules) {
         store = AlertConfigurationStore(requireContext())
         binding!!.rules.adapter = adapter
         binding!!.addRule.setOnClickListener { edit(null) }
+        binding!!.allowMultipleMatches.isChecked = store.load().appSettings.firstOrNull { it.packageName == packageName }?.allowMultipleMatches == true
+        binding!!.allowMultipleMatches.setOnCheckedChangeListener { _, enabled -> setAllowMultipleMatches(enabled) }
         ItemTouchHelper(object : ItemTouchHelper.SimpleCallback(ItemTouchHelper.UP or ItemTouchHelper.DOWN, 0) {
             override fun onMove(recyclerView: RecyclerView, holder: RecyclerView.ViewHolder, target: RecyclerView.ViewHolder): Boolean {
                 adapter.move(holder.bindingAdapterPosition, target.bindingAdapterPosition)
@@ -64,6 +67,14 @@ class AppRulesFragment : Fragment(R.layout.fragment_app_rules) {
         store.save(AlertRuleEditor.reorderForApp(store.load(), packageName, adapter.items.map { it.id }))
     }
 
+    private fun setAllowMultipleMatches(enabled: Boolean) {
+        val configuration = store.load()
+        val old = configuration.appSettings.firstOrNull { it.packageName == packageName }
+        val setting = (old ?: AlertAppSettings(packageName)).copy(allowMultipleMatches = enabled)
+        store.save(configuration.copy(appSettings = configuration.appSettings.filterNot { it.packageName == packageName } +
+            if (enabled || setting.directAlertControl) listOf(setting) else emptyList()))
+    }
+
     private class RuleAdapter(private val onClick: (AlertRule) -> Unit) : RecyclerView.Adapter<RuleAdapter.Holder>() {
         var items = emptyList<AlertRule>(); private set
         fun submit(rules: List<AlertRule>) { items = rules; notifyDataSetChanged() }
diff --git a/app/src/main/res/layout/fragment_app_rules.xml b/app/src/main/res/layout/fragment_app_rules.xml
index 64fc864..9ffb2eb 100644
--- a/app/src/main/res/layout/fragment_app_rules.xml
+++ b/app/src/main/res/layout/fragment_app_rules.xml
@@ -18,6 +18,13 @@
         android:text="Drag rules to set their priority. The first matching rule is used."
         android:textSize="12sp" />
 
+    <com.google.android.material.switchmaterial.SwitchMaterial
+        android:id="@+id/allow_multiple_matches"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="8dp"
+        android:text="Allow multiple matching rules" />
+
     <androidx.recyclerview.widget.RecyclerView
         android:id="@+id/rules"
         android:layout_width="match_parent"