GainGuard

GainGuard is a lightweight menu bar tool that gives you visual feedback when your microphones are active. Perfect for remote work, streaming, and any situation where you need to be sure your mic is really off. Key Features: REAL-TIME MONITORING Continuously monitors input levels of all connected microphones. See immediately when audio is being recorded. VISUAL OVERLAY Colored screen borders clearly indicate when a microphone is active. Customizable position, color, and transparency. MULTI-DISPLAY SUPPORT Overlay on all monitors or just the main display. Automatic adjustment when displays change. FLEXIBLE DEVICE SELECTION Monitor a single microphone or all simultaneously. You decide what matters. EXTENSIVE SETTINGS Customize GainGuard to your exact needs: overlay position, colors, monitoring mode, and more. PRIVACY FIRST All data stays local on your Mac. No tracking, no cloud, no analytics. LOCALIZED Fully available in German and English. Perfect for: Remote workers and Zoom users Streamers and content creators Podcasters and musicians Privacy-conscious users Anyone who wants control over their microphones Technical Details: Lightweight menu bar app CoreAudio integration for precise monitoring Native macOS 15.5+ support App Sandbox compatible Take back control of your microphones. Download GainGuard today.