Noise Analyzer Pro is a professional-grade sound level meter and noise exposure analyzer designed for occupational health and safety professionals, industrial hygienists, and environmental engineers.

🎯 KEY FEATURES

• Real-time Sound Measurement

LAeq, LCeq, LAF, LAS measurements
Peak level detection (LApeak, LCpeak)
Min/Max tracking with timestamps
• Noise Exposure Assessment

TWA (Time-Weighted Average) calculation
Noise dose percentage
Projected 8-hour dose estimation
• Multiple Compliance Standards

OSHA 29 CFR 1910.95 (PEL: 90 dBA, 5 dB exchange rate)
NIOSH REL (85 dBA, 3 dB exchange rate)
KOSHA (Korean occupational safety standards)
• Advanced Spectrum Analysis

1/1 Octave band analysis (31.5 Hz - 8 kHz)
1/3 Octave band analysis for detailed frequency inspection
Real-time frequency visualization
• Statistical Analysis

Ln statistics (L10, L50, L90)
Time-series data logging
Trend analysis charts
• Project Management

Organize measurements by projects and locations
Add measurement points with descriptions
Track multiple work sites
• Professional Reporting

Export to PDF reports
CSV data export for further analysis
Complete measurement history
⚙️ CONFIGURABLE SETTINGS

• Exchange rate: 3 dB or 5 dB • Threshold level: 70-100 dBA adjustable • Time weighting: Fast, Slow, or Impulse • Auto-stop timer: Manual to 24 hours • Microphone calibration offset

📊 WHO IS THIS FOR?

• Occupational Health & Safety professionals • Industrial Hygienists • Environmental Engineers • Workplace Safety Inspectors • Construction Site Managers • Manufacturing Plant Supervisors • Audio Engineers

📋 STANDARDS REFERENCE

Based on IEC 61672 sound level meter standards. Provides compliance checking against international occupational noise exposure limits.

⚠️ DISCLAIMER

This app uses the device microphone and is intended for reference and screening purposes. For official compliance measurements, please use calibrated Type 1 or Type 2 sound level meters.

🔒 PRIVACY

All measurements are stored locally on your device. No data is collected or transmitted to external servers.

Download now and take control of workplace noise safety!