diff --git a/CMakeLists.txt b/CMakeLists.txt
index 384b3dc..df8b777 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -47,10 +47,18 @@ elseif(APPLE)
     list(APPEND HEADERS window_helper_macos.h)
 endif()
 
+# macOS app icon
+if(APPLE)
+    set(MACOSX_BUNDLE_ICON_FILE clouck.icns)
+    set(APP_ICON_MACOSX ${CMAKE_CURRENT_SOURCE_DIR}/resources/clouck.icns)
+    set_source_files_properties(${APP_ICON_MACOSX} PROPERTIES MACOSX_PACKAGE_LOCATION "Resources")
+endif()
+
 # Create executable
 qt6_add_executable(Clouck WIN32 MACOSX_BUNDLE
     ${SOURCES}
     ${HEADERS}
+    ${APP_ICON_MACOSX}
 )
 
 # Platform-specific sources and libraries
diff --git a/clock_widget.h b/clock_widget.h
index 8c2f289..8e12649 100644
--- a/clock_widget.h
+++ b/clock_widget.h
@@ -42,6 +42,9 @@ public:
 
     QMenu *menu() const { return m_contextMenu; }
 
+    QString primaryTimeZoneId() const { return m_primaryTimeZoneId; }
+    QString secondaryTimeZoneId() const { return m_secondaryTimeZoneId; }
+
 protected:
     void mousePressEvent(QMouseEvent *event) override;
     void mouseMoveEvent(QMouseEvent *event) override;
diff --git a/main.cpp b/main.cpp
index 049d642..848177a 100644
--- a/main.cpp
+++ b/main.cpp
@@ -49,6 +49,12 @@ int main(int argc, char *argv[])
 {
     QApplication app(argc, argv);
 
+    // Menu-bar-only app: no Dock icon, no app switcher entry.
+#ifdef Q_OS_MAC
+    extern void clouck_setActivationPolicyAccessory(); // defined in window_helper_macos.mm
+    clouck_setActivationPolicyAccessory();
+#endif
+
     app.setApplicationName("Clouck");
     app.setOrganizationName("Clouck");
     app.setApplicationDisplayName("Clouck");
diff --git a/resources/clouck.icns b/resources/clouck.icns
new file mode 100644
index 0000000..6a5e161
Binary files /dev/null and b/resources/clouck.icns differ
diff --git a/window_helper_macos.mm b/window_helper_macos.mm
index ee7f957..d5ed8bd 100644
--- a/window_helper_macos.mm
+++ b/window_helper_macos.mm
@@ -36,4 +36,9 @@ void MacOSWindowHelper::setupAlwaysOnTopForFullscreen(QWidget *widget)
     }
 }
 
+
+void clouck_setActivationPolicyAccessory()
+{
+    [NSApp setActivationPolicy:NSApplicationActivationPolicyAccessory];
+}
 #endif // Q_OS_MAC