diff --git a/DevTools/Profiler/CMakeLists.txt b/DevTools/Profiler/CMakeLists.txt
index ba6c22ab9e..9e224d3ae4 100644
--- a/DevTools/Profiler/CMakeLists.txt
+++ b/DevTools/Profiler/CMakeLists.txt
@@ -1,11 +1,9 @@
 set(SOURCES
     DisassemblyModel.cpp
     main.cpp
-    ProcessChooser.cpp
     Profile.cpp
     ProfileModel.cpp
     ProfileTimelineWidget.cpp
-    RunningProcessesModel.cpp
 )
 
 serenity_bin(Profiler)
diff --git a/DevTools/Profiler/main.cpp b/DevTools/Profiler/main.cpp
index a04a0d50f4..1478f6d592 100644
--- a/DevTools/Profiler/main.cpp
+++ b/DevTools/Profiler/main.cpp
@@ -24,13 +24,13 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include "ProcessChooser.h"
 #include "Profile.h"
 #include "ProfileTimelineWidget.h"
 #include <LibCore/ArgsParser.h>
 #include <LibCore/ElapsedTimer.h>
 #include <LibCore/EventLoop.h>
 #include <LibCore/Timer.h>
+#include <LibGUI/AboutDialog.h>
 #include <LibGUI/Action.h>
 #include <LibGUI/Application.h>
 #include <LibGUI/BoxLayout.h>
@@ -41,6 +41,7 @@
 #include <LibGUI/MenuBar.h>
 #include <LibGUI/MessageBox.h>
 #include <LibGUI/Model.h>
+#include <LibGUI/ProcessChooser.h>
 #include <LibGUI/Splitter.h>
 #include <LibGUI/TableView.h>
 #include <LibGUI/TreeView.h>
@@ -59,6 +60,7 @@ int main(int argc, char** argv)
     args_parser.parse(argc, argv, false);
 
     auto app = GUI::Application::construct(argc, argv);
+    auto app_icon = GUI::Icon::default_icon("app-profiler");
 
     const char* path = nullptr;
     if (argc != 2) {
@@ -79,6 +81,7 @@ int main(int argc, char** argv)
     auto window = GUI::Window::construct();
     window->set_title("Profiler");
     window->set_rect(100, 100, 800, 600);
+    window->set_icon(app_icon.bitmap_for_size(16));
 
     auto& main_widget = window->set_main_widget<GUI::Widget>();
     main_widget.set_fill_with_background_color(true);
@@ -118,6 +121,11 @@ int main(int argc, char** argv)
     percent_action->set_checked(false);
     view_menu.add_action(percent_action);
 
+    auto& help_menu = menubar->add_menu("Help");
+    help_menu.add_action(GUI::Action::create("About", [&](auto&) {
+        GUI::AboutDialog::show("Profiler", app_icon.bitmap_for_size(32), window);
+    }));
+
     app->set_menubar(move(menubar));
 
     window->show();
@@ -128,6 +136,7 @@ bool prompt_to_stop_profiling()
 {
     auto window = GUI::Window::construct();
     window->set_title("Profiling");
+    window->set_icon(Gfx::Bitmap::load_from_file("/res/icons/16x16/app-profiler.png"));
     Gfx::IntRect window_rect { 0, 0, 320, 200 };
     window_rect.center_within(GUI::Desktop::the().rect());
     window->set_rect(window_rect);
@@ -154,7 +163,7 @@ bool prompt_to_stop_profiling()
 bool generate_profile(pid_t pid)
 {
     if (!pid) {
-        auto process_chooser = Profiler::ProcessChooser::construct();
+        auto process_chooser = GUI::ProcessChooser::construct("Profiler", "Profile", Gfx::Bitmap::load_from_file("/res/icons/16x16/app-profiler.png"));
         if (process_chooser->exec() == GUI::Dialog::ExecCancel)
             return false;
         pid = process_chooser->pid();
diff --git a/Libraries/LibGUI/CMakeLists.txt b/Libraries/LibGUI/CMakeLists.txt
index fd32ff4b44..88ab51cffe 100644
--- a/Libraries/LibGUI/CMakeLists.txt
+++ b/Libraries/LibGUI/CMakeLists.txt
@@ -51,9 +51,11 @@ set(SOURCES
     MultiView.cpp
     Notification.cpp
     Painter.cpp
+    ProcessChooser.cpp
     ProgressBar.cpp
     RadioButton.cpp
     ResizeCorner.cpp
+    RunningProcessesModel.cpp
     ScrollableWidget.cpp
     ScrollBar.cpp
     Shortcut.cpp
diff --git a/DevTools/Profiler/ProcessChooser.cpp b/Libraries/LibGUI/ProcessChooser.cpp
similarity index 67%
rename from DevTools/Profiler/ProcessChooser.cpp
rename to Libraries/LibGUI/ProcessChooser.cpp
index 4070b09f2b..0d2cdb2a55 100644
--- a/DevTools/Profiler/ProcessChooser.cpp
+++ b/Libraries/LibGUI/ProcessChooser.cpp
@@ -24,46 +24,58 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include "ProcessChooser.h"
-#include "RunningProcessesModel.h"
 #include <LibGUI/BoxLayout.h>
 #include <LibGUI/Button.h>
 #include <LibGUI/Desktop.h>
 #include <LibGUI/MessageBox.h>
+#include <LibGUI/ProcessChooser.h>
+#include <LibGUI/RunningProcessesModel.h>
 #include <LibGUI/SortingProxyModel.h>
 #include <LibGUI/TableView.h>
 
-namespace Profiler {
+namespace GUI {
 
-ProcessChooser::ProcessChooser(GUI::Window* parent_window)
+ProcessChooser::ProcessChooser(const StringView& window_title, const StringView& button_label, const Gfx::Bitmap* window_icon, GUI::Window* parent_window)
     : Dialog(parent_window)
+    , m_window_title(window_title)
+    , m_button_label(button_label)
+    , m_window_icon(window_icon)
 {
-    build();
-}
+    set_title(m_window_title);
 
-void ProcessChooser::build()
-{
-    set_title("Profiler");
-    Gfx::IntRect window_rect { 0, 0, 480, 360 };
+    if (m_window_icon)
+        set_icon(m_window_icon);
+    else if (parent_window)
+        set_icon(parent_window->icon());
+
+    Gfx::IntRect window_rect { 0, 0, 300, 340 };
     window_rect.center_within(GUI::Desktop::the().rect());
     set_rect(window_rect);
 
     auto& widget = set_main_widget<GUI::Widget>();
     widget.set_fill_with_background_color(true);
     widget.set_layout<GUI::VerticalBoxLayout>();
+    widget.layout()->set_margins({ 0, 0, 0, 2 });
+
     auto& table_view = widget.add<GUI::TableView>();
-    auto sorting_model = GUI::SortingProxyModel::create(Profiler::RunningProcessesModel::create());
+    auto sorting_model = GUI::SortingProxyModel::create(RunningProcessesModel::create());
     sorting_model->set_sort_role(GUI::Model::Role::Display);
-    sorting_model->set_key_column_and_sort_order(Profiler::RunningProcessesModel::Column::PID, GUI::SortOrder::Descending);
+    sorting_model->set_key_column_and_sort_order(RunningProcessesModel::Column::PID, GUI::SortOrder::Descending);
     table_view.set_model(sorting_model);
+
     auto& button_container = widget.add<GUI::Widget>();
     button_container.set_preferred_size(0, 30);
     button_container.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
     button_container.set_layout<GUI::HorizontalBoxLayout>();
-    auto& profile_button = button_container.add<GUI::Button>("Profile");
-    profile_button.on_click = [&](auto) {
+    button_container.layout()->set_margins({ 0, 0, 4, 0 });
+    button_container.layout()->add_spacer();
+
+    auto& select_button = button_container.add<GUI::Button>(m_button_label);
+    select_button.set_size_policy(GUI::SizePolicy::Fixed, GUI::SizePolicy::Fixed);
+    select_button.set_preferred_size(80, 24);
+    select_button.on_click = [&](auto) {
         if (table_view.selection().is_empty()) {
-            GUI::MessageBox::show(this, "No process selected!", "Profiler", GUI::MessageBox::Type::Error);
+            GUI::MessageBox::show(this, "No process selected!", m_window_title, GUI::MessageBox::Type::Error);
             return;
         }
         auto index = table_view.selection().first();
@@ -72,6 +84,8 @@ void ProcessChooser::build()
         done(ExecOK);
     };
     auto& cancel_button = button_container.add<GUI::Button>("Cancel");
+    cancel_button.set_size_policy(GUI::SizePolicy::Fixed, GUI::SizePolicy::Fixed);
+    cancel_button.set_preferred_size(80, 24);
     cancel_button.on_click = [this](auto) {
         done(ExecCancel);
     };
@@ -79,4 +93,8 @@ void ProcessChooser::build()
     table_view.model()->update();
 }
 
+ProcessChooser::~ProcessChooser()
+{
+}
+
 }
diff --git a/DevTools/Profiler/ProcessChooser.h b/Libraries/LibGUI/ProcessChooser.h
similarity index 82%
rename from DevTools/Profiler/ProcessChooser.h
rename to Libraries/LibGUI/ProcessChooser.h
index eb5e722db2..6b16f4b2ba 100644
--- a/DevTools/Profiler/ProcessChooser.h
+++ b/Libraries/LibGUI/ProcessChooser.h
@@ -28,20 +28,24 @@
 
 #include <LibGUI/Dialog.h>
 
-namespace Profiler {
+namespace GUI {
 
 class ProcessChooser final : public GUI::Dialog {
     C_OBJECT(ProcessChooser);
 
 public:
+    virtual ~ProcessChooser() override;
+
     pid_t pid() const { return m_pid; }
 
 private:
-    ProcessChooser(GUI::Window* parent_window = nullptr);
-
-    void build();
+    ProcessChooser(const StringView& window_title = "Process Chooser", const StringView& button_label = "Select", const Gfx::Bitmap* window_icon = nullptr, GUI::Window* parent_window = nullptr);
 
     pid_t m_pid { 0 };
+
+    String m_window_title;
+    String m_button_label;
+    RefPtr<Gfx::Bitmap> m_window_icon;
 };
 
 }
diff --git a/DevTools/Profiler/RunningProcessesModel.cpp b/Libraries/LibGUI/RunningProcessesModel.cpp
similarity index 98%
rename from DevTools/Profiler/RunningProcessesModel.cpp
rename to Libraries/LibGUI/RunningProcessesModel.cpp
index 45d08ea850..8d3b2090d4 100644
--- a/DevTools/Profiler/RunningProcessesModel.cpp
+++ b/Libraries/LibGUI/RunningProcessesModel.cpp
@@ -24,11 +24,11 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include "RunningProcessesModel.h"
 #include <AK/SharedBuffer.h>
 #include <LibCore/ProcessStatisticsReader.h>
+#include <LibGUI/RunningProcessesModel.h>
 
-namespace Profiler {
+namespace GUI {
 
 NonnullRefPtr<RunningProcessesModel> RunningProcessesModel::create()
 {
diff --git a/DevTools/Profiler/RunningProcessesModel.h b/Libraries/LibGUI/RunningProcessesModel.h
similarity index 99%
rename from DevTools/Profiler/RunningProcessesModel.h
rename to Libraries/LibGUI/RunningProcessesModel.h
index 3984fab3eb..ae29cea6f2 100644
--- a/DevTools/Profiler/RunningProcessesModel.h
+++ b/Libraries/LibGUI/RunningProcessesModel.h
@@ -29,7 +29,7 @@
 #include <LibGUI/Model.h>
 #include <LibGfx/Bitmap.h>
 
-namespace Profiler {
+namespace GUI {
 
 class RunningProcessesModel final : public GUI::Model {
 public: