diff --git a/apps/settings/Makefile b/apps/settings/Makefile
index ac039b8e7..9078f0463 100644
--- a/apps/settings/Makefile
+++ b/apps/settings/Makefile
@@ -3,6 +3,7 @@ snapshot_headers += apps/settings/app.h
 
 app_objs += $(addprefix apps/settings/,\
   app.o\
+  helpers.o\
   language_controller.o\
   main_controller.o\
   settings_message_tree.o\
diff --git a/apps/settings/helpers.cpp b/apps/settings/helpers.cpp
new file mode 100644
index 000000000..2581a0a4c
--- /dev/null
+++ b/apps/settings/helpers.cpp
@@ -0,0 +1,27 @@
+#include "helpers.h"
+#include <poincare/layout_engine.h>
+#include <ion/charset.h>
+#include "../../poincare/src/layout/horizontal_layout.h"
+#include "../../poincare/src/layout/vertical_offset_layout.h"
+
+using namespace Poincare;
+
+namespace Settings {
+namespace Helpers {
+
+ExpressionLayout * CartesianComplexFormat(KDText::FontSize fontSize) {
+  const char text[] = {'a','+', Ion::Charset::IComplex, 'b', ' '};
+  return LayoutEngine::createStringLayout(text, sizeof(text), fontSize);
+}
+
+ExpressionLayout * PolarComplexFormat(KDText::FontSize fontSize) {
+  const char base[] = {'r', Ion::Charset::Exponential};
+  const char superscript[] = {Ion::Charset::IComplex, Ion::Charset::SmallTheta, ' '};
+  return new HorizontalLayout(
+      LayoutEngine::createStringLayout(base, sizeof(base), fontSize),
+      new VerticalOffsetLayout(LayoutEngine::createStringLayout(superscript, sizeof(superscript), fontSize), VerticalOffsetLayout::Type::Superscript, false),
+      false);
+}
+
+}
+}
diff --git a/apps/settings/helpers.h b/apps/settings/helpers.h
new file mode 100644
index 000000000..01dacd0ba
--- /dev/null
+++ b/apps/settings/helpers.h
@@ -0,0 +1,15 @@
+#ifndef SETTINGS_HELPERS_H
+#define SETTINGS_HELPERS_H
+
+#include <poincare/expression_layout.h>
+
+namespace Settings {
+namespace Helpers {
+
+Poincare::ExpressionLayout * CartesianComplexFormat(KDText::FontSize fontSize);
+Poincare::ExpressionLayout * PolarComplexFormat(KDText::FontSize fontSize);
+
+}
+}
+
+#endif
diff --git a/apps/settings/main_controller.cpp b/apps/settings/main_controller.cpp
index 32a0f7c80..37c1fb4f6 100644
--- a/apps/settings/main_controller.cpp
+++ b/apps/settings/main_controller.cpp
@@ -1,10 +1,8 @@
 #include "main_controller.h"
+#include "helpers.h"
 #include "../global_preferences.h"
 #include "../i18n.h"
-#include "../../poincare/src/layout/baseline_relative_layout.h"
-#include "../../poincare/src/layout/string_layout.h"
 #include <assert.h>
-#include <poincare.h>
 
 using namespace Poincare;
 
@@ -175,12 +173,9 @@ void MainController::willDisplayCellForIndex(HighlightCell * cell, int index) {
       m_complexFormatLayout = nullptr;
     }
     if (Preferences::sharedPreferences()->complexFormat() == Expression::ComplexFormat::Cartesian) {
-      const char text[] = {'a','+', Ion::Charset::IComplex, 'b', ' '};
-      m_complexFormatLayout = new StringLayout(text, sizeof(text), KDText::FontSize::Small);
+      m_complexFormatLayout = Helpers::CartesianComplexFormat(KDText::FontSize::Small);
     } else {
-      const char base[] = {'r', Ion::Charset::Exponential};
-      const char superscript[] = {Ion::Charset::IComplex, Ion::Charset::SmallTheta, ' '};
-      m_complexFormatLayout = new BaselineRelativeLayout(new StringLayout(base, sizeof(base), KDText::FontSize::Small), new StringLayout(superscript, sizeof(superscript), KDText::FontSize::Small), BaselineRelativeLayout::Type::Superscript);
+      m_complexFormatLayout = Helpers::PolarComplexFormat(KDText::FontSize::Small);
     }
     MessageTableCellWithChevronAndExpression * myExpCell = (MessageTableCellWithChevronAndExpression *)cell;
     myExpCell->setExpressionLayout(m_complexFormatLayout);
diff --git a/apps/settings/sub_controller.cpp b/apps/settings/sub_controller.cpp
index 6d5b8ec4e..eacaededa 100644
--- a/apps/settings/sub_controller.cpp
+++ b/apps/settings/sub_controller.cpp
@@ -1,8 +1,7 @@
 #include "sub_controller.h"
+#include "helpers.h"
 #include "../global_preferences.h"
 #include "../apps_container.h"
-#include "../../poincare/src/layout/baseline_relative_layout.h"
-#include "../../poincare/src/layout/string_layout.h"
 #include <assert.h>
 #include <cmath>
 
@@ -22,11 +21,8 @@ SubController::SubController(Responder * parentResponder) :
     m_cells[i].setAccessoryFontSize(KDText::FontSize::Small);
     m_cells[i].setAccessoryTextColor(Palette::GreyDark);
   }
-  const char text[] = {'a','+', Ion::Charset::IComplex, 'b', ' '};
-  m_complexFormatLayout[0] = new StringLayout(text, sizeof(text));
-  const char base[] = {'r', Ion::Charset::Exponential};
-  const char superscript[] = {Ion::Charset::IComplex, Ion::Charset::SmallTheta, ' '};
-  m_complexFormatLayout[1] = new BaselineRelativeLayout(new StringLayout(base, sizeof(base)), new StringLayout(superscript, sizeof(superscript)), BaselineRelativeLayout::Type::Superscript);
+  m_complexFormatLayout[0] = Helpers::CartesianComplexFormat(KDText::FontSize::Large);
+  m_complexFormatLayout[1] = Helpers::PolarComplexFormat(KDText::FontSize::Large);
   for (int i = 0; i < 2; i++) {
     m_complexFormatCells[i].setExpressionLayout(m_complexFormatLayout[i]);
   }