A modern Windows desktop application for system-wide push-to-talk microphone control with a beautiful glassmorphism overlay.

Overlay States

Muted (Default)	Active (Talking)
🔴 Red icon with cross	🟢 Green glowing icon with pulse

Settings Window

Modern glassmorphism UI with customizable options

• System-Wide Push-To-Talk: Control your microphone from any application
• Global Hotkey Support: Keyboard keys, mouse buttons, and modifier combinations
• Glassmorphism UI: Modern, transparent overlay with smooth animations
• Always-On-Top: Stays visible above all applications including fullscreen games
• Draggable Overlay: Position anywhere on screen with edge snapping
• Animated Mic Icon: Visual feedback with glow effects and smooth transitions
• Volume Visualizer: Real-time microphone level display
• System Tray Integration: Minimize to tray with quick access menu
• Customizable Settings: Adjust size, opacity, colors, and behavior
• Multiple Microphone Support: Select from available audio devices
• Low Latency: Fast response using Windows Core Audio APIs

1. Download the latest release from Releases
2. Extract the ZIP file to any folder
3. Run MicPushToTalk.exe
4. Done! No .NET installation needed

See QUICK-START.md for detailed instructions.

# Clone repository
git clone https://github.com/jamilahmed2/mic-push-to-talk.git
cd mic-push-to-talk

# Build self-contained executable
publish.bat

# Output: .\publish\MicPushToTalk\MicPushToTalk.exe

See DEPLOYMENT.md for build options and distribution guide.

Latest Release: v1.0.0

• Portable Version (Recommended): MicPushToTalk-v1.0.0-win-x64.zip (~50 MB compressed, ~174 MB extracted)
• No installation required
• No .NET runtime needed
• Works on any Windows 10/11 x64 system

• C# .NET 8
• WPF (Windows Presentation Foundation)
• MVVM Architecture
• NAudio for audio control
• Win32 APIs for global hotkeys

• OS: Windows 10 (1809+) or Windows 11
• Architecture: 64-bit (x64)
• RAM: 50 MB minimum
• Disk Space: 100 MB
• Permissions: Microphone access
• .NET Runtime: Not required (self-contained)

• Windows 10/11
• .NET 8 Runtime

1. Clone the repository
2. Open MicPushToTalk.sln in Visual Studio 2022
3. Restore NuGet packages
4. Build and run

1. The overlay will appear as a floating circular button
2. By default, press Left Alt to toggle your microphone
3. Press again to mute
4. Right-click the tray icon to access settings

• Press hotkey once → Microphone unmutes (green icon)
• Press hotkey again → Microphone mutes (red icon)
• Click overlay → Manually toggle mute state
• Simple on/off toggle like a light switch

Open Settings to configure:

• Hotkey: Change the toggle key
• Microphone: Select which microphone to control
• Overlay Size: Adjust the button size (60-150px)
• Overlay Opacity: Change transparency (30-100%)
• Snap to Edges: Auto-snap when dragging near screen edges
• Volume Visualizer: Show/hide real-time audio levels
• Start on Boot: Launch automatically with Windows

• Single keys: Left Alt, Caps Lock, F13
• Mouse buttons: Mouse Button 4, Mouse Button 5
• Combinations: Ctrl + Space, Alt + Shift + M

• Red microphone icon with cross
• Dark glass background
• Subtle shadow

• Green/cyan glowing microphone
• Pulsing ring animation
• Scale bounce effect
• Volume visualizer bars

MicPushToTalk/
├── Models/
│   ├── AppSettings.cs          # Settings data model
│   └── MicrophoneDevice.cs     # Microphone info
├── ViewModels/
│   ├── OverlayViewModel.cs     # Overlay logic
│   └── SettingsViewModel.cs    # Settings logic
├── Views/
│   ├── OverlayWindow.xaml      # Main overlay UI
│   └── SettingsWindow.xaml     # Settings UI
├── Services/
│   ├── AudioService.cs         # Microphone control
│   ├── HotkeyService.cs        # Global hotkey handling
│   ├── SettingsService.cs      # Settings persistence
│   └── TrayService.cs          # System tray integration
├── Helpers/
│   └── Win32Helper.cs          # Win32 API wrappers
└── Styles/
    └── GlassmorphismStyles.xaml # UI styling

• Uses NAudio CoreAudioApi
• Controls Windows default microphone
• Provides mute/unmute functionality
• Monitors volume levels
• Enumerates available devices

• Registers global hotkeys using Win32 API
• Low-level keyboard hook for better detection
• Supports keyboard and mouse buttons
• Handles modifier combinations

• Always-on-top transparent window
• Hardware-accelerated rendering
• Smooth WPF animations
• Draggable with edge snapping
• Click-through mode support

• JSON-based settings persistence
• Stored in AppData folder
• Auto-saves position and preferences

• CPU Usage: <1% idle, ~2% active
• RAM Usage: ~30-50 MB
• Latency: <10ms response time
• GPU: Hardware accelerated (WPF)

• Check if overlay is hidden (toggle from tray menu)
• Ensure window is not off-screen
• Try resetting position in settings

• Check if another app is using the same hotkey
• Try a different key combination
• Run as administrator if needed

• Verify correct microphone is selected in settings
• Check Windows audio permissions
• Ensure microphone is not disabled in Windows

• Some games may block overlays
• Try borderless windowed mode
• Enable "OBS-safe mode" in settings (if implemented)

# Clone repository
git clone https://github.com/jamilahmed2/mic-push-to-talk.git
cd mic-push-to-talk

# Restore packages
dotnet restore

# Build
dotnet build --configuration Release

# Run
dotnet run --project MicPushToTalk

• OBS-safe mode for streaming
• Sound effects on toggle
• Multiple hotkey profiles
• Push-to-mute mode
• Auto-hide when inactive
• Custom themes and colors
• Keyboard shortcuts for settings
• Multi-monitor improvements

MIT License - See LICENSE file for details

• Built with NAudio
• Uses CommunityToolkit.Mvvm
• Inspired by Discord overlay and Stream Deck

For issues, questions, or feature requests, please open an issue on GitHub.