DR-SoundMeter

Now you can record what you measure — capture audio, play it back, plus pro A/C/Z weighting, live SLM metrics and a frequency spectrum.

DR-SoundMeter turns your device into a professional-grade sound level meter. Measure ambient noise in decibels (dB) using your microphone and get instant feedback on whether sound levels are safe for your hearing.

REAL-TIME SOUND MEASUREMENT

• Accurate dB readings updated in real time
• Visual gauge with clear noise level classification: Quiet, OK, Loud, or Harmful
• Track minimum, maximum, and average dB levels during each session
• Calibration offset to fine-tune readings for your specific device

LIVE AUDIO CHART

• Watch noise levels change over time on an interactive chart
• Filter by time period: 1 minute, 10 minutes, 1 hour, or full session
• Instantly spot noise spikes and patterns

HEARING SAFETY & EXPOSURE CALCULATOR

• Know exactly how long you can safely stay in a noisy environment
• Supports both NIOSH and OSHA occupational exposure standards
• Built-in exposure timer warns you before you reach unsafe limits
• Detailed exposure limits table from 85 dB to 109 dB

NOISE COMPARISON GUIDE

• Compare your readings to 15 familiar sounds — from a whisper (20 dB) to a jet engine (130 dB)
• Easily understand what your dB reading actually means in everyday terms

SAVE & MAP YOUR MEASUREMENTS

• Save individual noise readings with timestamps and custom location names
• Automatically capture GPS coordinates with each measurement
• View all your saved measurements on an interactive noise map
• Color-coded markers show noise levels across different locations

SETTINGS & CUSTOMIZATION

• Calibrate your microphone for more accurate results
• Choose between Dark and Light themes
• Select your preferred exposure standard (NIOSH or OSHA)

PERFECT FOR

• Musicians and concert-goers monitoring safe sound exposure
• Workers in loud environments (construction, manufacturing, events)
• Parents checking noise levels in nurseries and playrooms
• Students and researchers conducting sound surveys
• Anyone curious about the noise levels around them

Download DR-SoundMeter now and start protecting your hearing!

Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/