Sound Meter: dB Level Detector

Turn your iPhone into a professional-grade sound level meter.

dBMeter measures your environment in real time with precision — from a quiet library to a roaring concert. Whether you're protecting your hearing at work, checking noise levels at home, or monitoring a live event, dBMeter gives you the data you need.

REAL-TIME MEASUREMENT
• Live decibel (dB) and frequency (Hz) readings
• Color-coded sound level indicator with environment context
• Visual meter bar with instant response
• Tap to switch between dB and Hz display

HEARING PROTECTION
• Built-in Dosimeter tracks your daily noise dose
• NIOSH and OSHA standards with exchange rate comparison
• Time-Weighted Average (TWA) and projected dose
• 7-day exposure history
• Threshold alerts — get notified the moment sound exceeds your limit

RECORD & ANALYZE
• Save unlimited sessions with full waveform charts
• Combined dB + frequency timeline
• GPS location tagging — remember exactly where you measured
• Add notes to any recording
• Export as CSV or PDF report

CAMERA MODE
• Capture photos and videos with live dB overlay
• Perfect for documenting noise complaints or job site conditions

BACKGROUND MONITORING
• Keep measuring even when the app is in the background
• Threshold alerts fire even with the screen off

PRIVACY FIRST
• All data stays on your device — nothing is sent to servers
• No account required

PROFESSIONAL TOOLS
• Calibration offset for accurate readings with external microphones
• Haptic feedback on loud peaks

Note: Smartphone microphones have an accuracy of approximately ±2–5 dB. dBMeter is designed as a practical monitoring tool and should not be used as a substitute for certified measurement equipment in regulated environments.

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