dB Meter — Sound Level

Instantly see how loud your environment is — in plain language you actually understand. dB Meter shows the current sound level in decibels with a clear color-coded display and real-time waveform. No confusing charts. No technical jargon. Just open the app and know. ◆ REAL-TIME MEASUREMENT The decibel level updates live at 60 frames per second. Smooth, responsive, instant. ◆ PLAIN-LANGUAGE LABELS Not just numbers: "Very quiet", "Moderate", "Loud", "Hearing risk" — you know what it means immediately. ◆ COLOR-CODED LEVELS Green means safe. Yellow means moderate. Red means protect your ears. One glance tells you everything. ◆ LIVE WAVEFORM A beautiful real-time visualization of the sound around you. ◆ CALIBRATED & ACCURATE Per-device microphone calibration for iPhone 12 through 16 series. ◆ PRIVACY FIRST No ads. No subscription. No tracking. No account. No internet required. Works in airplane mode — always. Available on iPhone, iPad, Mac, and Apple Watch. One price. All features. Forever.