diff --git a/src/roommanager.cpp b/src/roommanager.cpp
index 8bbd690cd..9471a6a27 100644
--- a/src/roommanager.cpp
+++ b/src/roommanager.cpp
@@ -16,6 +16,7 @@
 #include "urlhelper.h"
 
 #include <KLocalizedString>
+#include <KRuntimePlatform>
 #include <QDesktopServices>
 #include <QQuickTextDocument>
 #include <QStandardPaths>
@@ -239,6 +240,12 @@ void RoomManager::loadInitialRoom()
         resolveResource(m_arg);
     }
 
+    const auto runtimePlatform = KRuntimePlatform::runtimePlatform();
+    if (runtimePlatform.contains(QStringLiteral("phone")) || runtimePlatform.contains(QStringLiteral("handset"))) {
+        // We don't want to open a room on startup on mobile
+        return;
+    }
+
     if (m_currentRoom) {
         // we opened a room with the arg parsing already
         return;