diff --git a/AsuroTool/AsuroTool.cpp b/AsuroTool/AsuroTool.cpp
index 63481d1..25f72f8 100644
--- a/AsuroTool/AsuroTool.cpp
+++ b/AsuroTool/AsuroTool.cpp
@@ -305,6 +305,21 @@ ImVec2 audioDeviceWindow(ApplicationData& appData, std::vector<AudioDevice>& dev
 				ImGui::TableNextColumn();
 				if (dev.state == DEVICE_STATE_ACTIVE)
 				{
+					// Mute button
+					ImGui::PushID(std::string("bn_mute_").append(deviceIdUtf8).c_str());
+					ImGui::PushStyleColor(ImGuiCol_Button, ImVec4(0, 0, 0, 0));
+					
+					bool isDeviceMuted = isMuted(dev.volumeInterface);
+					if (ImGui::Button(isDeviceMuted ? "\xEF\x8A\x9D" : "\xEF\x8A\xA1"))
+					{
+						setMuted(dev.volumeInterface, !isDeviceMuted);
+					}
+
+					ImGui::PopStyleColor();
+					ImGui::PopID();
+					ImGui::SameLine(0, 2);
+
+					// Meter
 					static std::array<float, 2> meterValues{};
 					UINT channelCount = getMeterValues(dev.meterInterface, meterValues);
 
@@ -316,7 +331,7 @@ ImVec2 audioDeviceWindow(ApplicationData& appData, std::vector<AudioDevice>& dev
 
 					const float linePaddingX = 3.;
 					cursorPos.x += linePaddingX;
-
+					
 					// BG line
 					drawList->AddLine(ImVec2(cursorPos.x, lineY), ImVec2(cursorPos.x + (space.x - 2. * linePaddingX), lineY), IM_COL32(120, 120, 120, 255), 2.);
 
@@ -334,6 +349,7 @@ ImVec2 audioDeviceWindow(ApplicationData& appData, std::vector<AudioDevice>& dev
 					ImGui::SetNextItemWidth(space.x);
 					ImGui::PushID(&dev.id);
 					ImGui::PushStyleColor(ImGuiCol_FrameBg, ImVec4(0, 0, 0, 0));
+					if (isDeviceMuted) ImGui::PushStyleColor(ImGuiCol_SliderGrab, ImVec4(.4, .4, .4, 1.));
 
 					float volume = getVolume(dev.volumeInterface);
 					if (ImGui::SliderFloat("", &volume, 0., 1., "", ImGuiSliderFlags_NoRoundToFormat | ImGuiSliderFlags_AlwaysClamp))
@@ -341,6 +357,7 @@ ImVec2 audioDeviceWindow(ApplicationData& appData, std::vector<AudioDevice>& dev
 						setVolume(dev.volumeInterface, volume);
 					}
 
+					if (isDeviceMuted) ImGui::PopStyleColor();
 					ImGui::PopStyleColor();
 					ImGui::PopID();
 				}
diff --git a/AsuroTool/AudioApi.cpp b/AsuroTool/AudioApi.cpp
index 88f2532..5f1d60d 100644
--- a/AsuroTool/AudioApi.cpp
+++ b/AsuroTool/AudioApi.cpp
@@ -171,4 +171,17 @@ void getVolumeLimit(IAudioEndpointVolume* volumeInterface, float* outMin, float*
 {
 	float dummy;
 	volumeInterface->GetVolumeRange(outMin, outMax, &dummy);
+}
+
+bool isMuted(IAudioEndpointVolume* volumeInterface)
+{
+	BOOL result = false;
+	if (FAILED(volumeInterface->GetMute(&result))) return false;
+
+	return static_cast<bool>(result);
+}
+
+void setMuted(IAudioEndpointVolume* volumeInterface, bool newState)
+{
+	volumeInterface->SetMute(static_cast<BOOL>(newState), NULL);
 }
\ No newline at end of file
diff --git a/AsuroTool/AudioApi.h b/AsuroTool/AudioApi.h
index e041fea..f72ba79 100644
--- a/AsuroTool/AudioApi.h
+++ b/AsuroTool/AudioApi.h
@@ -15,4 +15,6 @@ void setDefaultAudioDevice(AudioData& audioData, const wchar_t* deviceId, ERole
 float getVolume(IAudioEndpointVolume* volumeInterface);
 void setVolume(IAudioEndpointVolume* volumeInterface, float newVolume);
 UINT getMeterValues(IAudioMeterInformation* meterInterface, std::array<float, 2>& levels);
-void getVolumeLimit(IAudioEndpointVolume* volumeInterface, float* outMin, float* outMax);
\ No newline at end of file
+void getVolumeLimit(IAudioEndpointVolume* volumeInterface, float* outMin, float* outMax);
+bool isMuted(IAudioEndpointVolume* volumeInterface);
+void setMuted(IAudioEndpointVolume* volumeInterface, bool newState);
\ No newline at end of file