diff --git a/SQCSim2021/engine.cpp b/SQCSim2021/engine.cpp
index cb4141b..2384ca2 100644
--- a/SQCSim2021/engine.cpp
+++ b/SQCSim2021/engine.cpp
@@ -574,6 +574,7 @@ void Engine::DrawOption()
 void Engine::DisplayAudioMenu(float centerX, float centerY) {
 	float minBar = centerX - Width() * 0.15;
 	float maxBar = centerX + Width() * 0.3;
+	float percentPosX = centerX + Width() * 0.31f;
 
 	glColor4f(1.0f, 0.5f, 0.0f, 1.0f);
 	m_texturePrincipal.Bind();
@@ -589,6 +590,11 @@ void Engine::DisplayAudioMenu(float centerX, float centerY) {
 
 	DrawSliderBackground(centerX, centerY, minBar, maxBar, principalBottom, principalTop);
 	RedrawSlider(centerX, centerY, m_volPrincipal, minBar, maxBar, principalBottom, principalTop);
+	DisplayBarPercentValue(centerX, centerY, percentPosX, principalBottom, minBar, maxBar, m_volPrincipal);
+
+	glEnable(GL_BLEND);
+	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+	glBlendEquation(GL_FUNC_ADD);
 
 	glColor4f(1.0f, 0.5f, 0.0f, 1.0f);
 	m_textureMusique.Bind();
@@ -604,6 +610,11 @@ void Engine::DisplayAudioMenu(float centerX, float centerY) {
 
 	DrawSliderBackground(centerX, centerY, minBar, maxBar, musiqueBottom, musiqueTop);
 	RedrawSlider(centerX, centerY, m_volMusique, minBar, maxBar, musiqueBottom, musiqueTop);
+	DisplayBarPercentValue(centerX, centerY, percentPosX, musiqueBottom, minBar, maxBar, m_volMusique);
+
+	glEnable(GL_BLEND);
+	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+	glBlendEquation(GL_FUNC_ADD);
 
 	glColor4f(1.0f, 0.5f, 0.0f, 1.0f);
 	m_textureEffets.Bind();
@@ -619,6 +630,7 @@ void Engine::DisplayAudioMenu(float centerX, float centerY) {
 
 	DrawSliderBackground(centerX, centerY, minBar, maxBar, effectsBottom, effectsTop);
 	RedrawSlider(centerX, centerY, m_volEffets, minBar, maxBar, effectsBottom, effectsTop);
+	DisplayBarPercentValue(centerX, centerY, percentPosX, effectsBottom, minBar, maxBar, m_volEffets);
 
 	glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
 }
@@ -697,6 +709,7 @@ void Engine::DisplayGraphicsMenu(float centerX, float centerY) {
 void Engine::DisplayGameplayMenu(float centerX, float centerY) {
 	float minBar = centerX - Width() * 0.15;
 	float maxBar = centerX + Width() * 0.3;
+	float percentPosX = centerX + Width() * 0.31f;
 
 	glColor4f(1.0f, 0.5f, 0.0f, 1.0f);
 	m_textureSensibilite.Bind();
@@ -712,6 +725,7 @@ void Engine::DisplayGameplayMenu(float centerX, float centerY) {
 
 	DrawSliderBackground(centerX, centerY, minBar, maxBar, sensibleBottom, sensibleTop);
 	RedrawSlider(centerX, centerY, m_volSensible, minBar, maxBar, sensibleBottom, sensibleTop);
+	DisplayBarPercentValue(centerX, centerY, percentPosX, sensibleBottom, minBar, maxBar, m_volSensible);
 
 	glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
 }
@@ -727,6 +741,30 @@ void Engine::DrawSliderBackground(float centerX, float centerY, float minVal, fl
 	glEnd();
 }
 
+void Engine::DisplayBarPercentValue(float centerX, float centerY, float posX, float posY, float minVal, float maxVal, float value) {
+	glEnable(GL_BLEND);
+	glBlendFunc(GL_SRC_ALPHA, GL_ONE);
+
+	float percentage = (value / (maxVal - minVal)) * 100;
+
+	if (percentage < 0.0f) {
+		percentage = 0.0f;
+	}
+	else if (percentage > 100.0f) {
+		percentage = 100.0f;
+	}
+
+	m_textureFont.Bind();
+	std::ostringstream ss;
+	ss.str("");
+	ss << std::fixed << std::setprecision(2);
+	ss << percentage << "%";
+	glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
+	PrintText(posX, posY, ss.str(), 2.0f);
+
+	glDisable(GL_BLEND);
+}
+
 void Engine::RedrawSlider(float centerX, float centerY, float value, float minVal, float maxVal, float bottomSideValue, float topSideValue) {
 	if (value < 0.0f) {
 		value = 0.0f;
@@ -1253,6 +1291,7 @@ void Engine::PrintText(float x, float y, const std::string& t, float charSizeMul
 	float baseCharSize = 20 + (24 - 20) * (windowWidth - 1600) / (1920 - 1600);
 	float charSize = baseCharSize * charSizeMultiplier;
 
+	glPushMatrix();
 	glLoadIdentity();
 	glTranslated(x, y, 0);
 
@@ -1270,6 +1309,7 @@ void Engine::PrintText(float x, float y, const std::string& t, float charSizeMul
 
 		glTranslated(0.5555f * charSize, 0, 0);
 	}
+	glPopMatrix();
 }
 
 int Engine::GetFps(float elapsedTime) const { return 1 / elapsedTime; }
diff --git a/SQCSim2021/engine.h b/SQCSim2021/engine.h
index cfe5c47..b80cd64 100644
--- a/SQCSim2021/engine.h
+++ b/SQCSim2021/engine.h
@@ -65,6 +65,7 @@ private:
     void DisplayGraphicsMenu(float centerX, float centerY);
     void DisplayGameplayMenu(float centerX, float centerY);
     void DrawSliderBackground(float centerX, float centerY, float minVal, float maxVal, float bottomSideValue, float topSideValue);
+    void DisplayBarPercentValue(float centerX, float centerY, float posX, float posY, float minVal, float maxVal, float value);
     void RedrawSlider(float centerX, float centerY, float value, float minVal, float maxVal, float bottomSideValue, float topSideValue);
     void DrawHud(float elapsedTime, BlockType bloc);
     void PrintText(float x, float y, const std::string& t, float charSizeMultiplier = 1.0f);