Decibel Meter Sonolab: dB SPL

SonoLab turns your iPhone into a powerful decibel meter and noise dosimeter, helping you understand how loud your environment really is. See sound levels live, track noise exposure throughout your day, and explore frequencies in real time — all using your iPhone’s built-in microphone. Whether you’re checking noise on a plant floor, tuning a studio, working in a busy classroom or hospital, making music, or simply keeping track of a noisy environment, SonoLab gives you the tools to measure, understand, and document sound. THE DECIBEL METER Choose from nine measurement views, from detailed statistics to beautifully visual ways of experiencing sound: • Bench — See a complete set of measurements including LAeq, LAFmin, L90, L10, LAFmax, and LCpeak • Survey — Walk around your space and add markers directly to the measurement trace • Limits — Quickly compare LAeq, LCpeak, and dose with your…