<p><i>OpeNoise</i> is a real-time noise level meter.</p><p><br><b>Functions</b></p><ul><li>Real-time A-weighted sound pressure level measurement</li><li>Minimum and maximum level</li><li>Third octave and FFT analysis</li><li>Data saving in text file</li><li>Calibration</li></ul><p><b>Terms of Use</b></p><p>This app is not intended for professional use, it does not necessarily guarantee an accurate noise measurement. Since each device has a different response to noise, a comparison with a professional noise level meter in the measurement dynamic range is required. The utilization of the app requires adequate technical knowledge and skill; an extemporary measurement might not be correct.</p><p><br><b>Credits</b></p><p>Developers: Arpa Piemonte (Regional Agency for the Protection of the Environment of Piedmont - Italy - www.arpa.piemonte.it).</p>