diff --git a/src/include/main_application.hpp b/src/include/main_application.hpp
deleted file mode 100644
index 6fa468a..0000000
--- a/src/include/main_application.hpp
+++ /dev/null
@@ -1,51 +0,0 @@
-#pragma once
-
-#include <gtkmm.h>
-
-
-/**
- * @brief MainApplication class containing other apps in project.
- *
- * Gtk::Application that initializes a window containing needed
- * Widgets for containing core apps in the project and running functions.
- */
-class MainApplication : public Gtk::Application {
-    friend class MainApplicationTest;
-    friend class MainApplicationTest_MainApplicationStructureTest_Test;
-
-public:
-    Gtk::Label *status_label{};
-
-    /**
-     * @brief Creates RefPtr using class constructor.
-     *
-     * @return New MainApplication object RefPtr.
-     */
-    static Glib::RefPtr<MainApplication> create();
-
-private:
-    Gtk::ApplicationWindow *main_window{};
-    Gtk::Box               *selected_app{};
-
-    std::vector<std::pair<std::string, std::function<Gtk::Box*()>>> apps{};
-
-    /**
-     * @brief Creates ApplicationWindow to show.
-     *
-     * Creates and populates the main ApplicationWindow using
-     * resources/gtk/main_app.ui file as base and adding Apps into it.
-     *
-     * @return New ApplicationWindow to use in the program.
-     */
-    Gtk::ApplicationWindow* create_window();
-
-    /**
-     * @brief Creates MainApplication object with application id and handles.
-     */
-    MainApplication();
-
-    /**
-     * @brief Presents main window.
-     */
-    void on_activate() override;
-};