Sound Basics & Decibel Meter

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About this app

🎧 Sound Basics & Decibel Meter
Measure sound levels and learn the science of sound — all in one powerful app.

Sound Basics & Decibel Meter is more than just a decibel meter. It combines real-time sound measurement with an educational toolkit to help you understand sound pressure levels (SPL), loudness, and noise exposure.

🔊 Real-Time Sound Level Meter
Turn your device into a sound level meter:

Measure sound levels in dBA, dBC, and dBZ
Real-time sound pressure level (SPL) readings
Smooth and responsive meter display
Calibration support for improved accuracy

📊 Noise Exposure Analysis
Stay aware of your sound environment:

Calculate noise exposure based on EU Directive 2003/10/EC
Track safe listening durations
Understand risk levels in noisy environments

🎚️ Advanced Sound Calculations
Go beyond simple measurements:

Loudness estimation (phon) based on ISO 226
Add sound levels correctly (logarithmic addition)
Background noise correction tools
Exposure time calculation
Phon estimation

📚 Learn the Science of Sound
Built-in educational library covering:

What is Sound Pressure Level (SPL)
Understanding the decibel (dB) scale
Loudness vs intensity explained
A, B, C, and Z weighting filters
How sound is measured in real-world environments

🎯 Perfect For
Students and learners
Engineers and technicians
Audio enthusiasts
Anyone curious about sound and noise levels

⚠️ Important Disclaimer

This app is intended for educational and informational purposes only.
It is not a certified professional or medical device.

🚀 Why Choose This App?
Combines measurement + education in one app
Clean, intuitive interface
No unnecessary complexity
Designed for both beginners and advanced users

Start measuring and understanding sound today with Sound Basics & Decibel Meter.