Noise Meter - Shusher

Measure approximate noise levels wherever you are. Live dB meter, timed sessions, Shusher alerts, and history — free, with optional one-time Premium upgrade.

Noise Meter — Shusher turns your iPhone into a straightforward decibel meter for rooms, workspaces, cafés, and neighborhoods.

WHAT YOU GET • Live sound level with average, minimum, and maximum readings • Clear noise bands (quiet to very loud) with bite-sized recommendations • Timed measurements with an easy start/stop flow • Results screen you can personalize with an optional test name • Choose how your score is calculated: simple average or energy average (Leq) when noise varies • Optional Shusher alerts when sound goes above your threshold

HISTORY & SHARING • Recent measurements saved in History for quick comparisons • Share a tidy results graphic with friends or colleagues • Premium: export measurements as CSV when you need a spreadsheet

CUSTOMIZATION (PREMIUM) • Extra measurement duration choices and richer history limits • Session chart: noise level over time on the results screen • Alternate color themes tuned for light and dark mode

FREE VS PREMIUM Free includes core metering and history features; ads help support ongoing development and are removed when you unlock Premium (one-time purchase).

PRIVACY The microphone is active only while you measure. You control language, theme, history length, and Shusher alert settings in Settings.

LEGAL NOTE Educational and environmental awareness only—not a calibrated instrument for OSHA, courtroom, or certified noise ordinances.