Lumo-X sound level meter(or called SPL) app shows the decibel values by measuring your environmental noise in real-time manner and displays measured dB values in our specially graphic design.

Features:
- Measure environment decibel in real-time manner
- Display decibel in graph line and elapsed time
- Display the current noise reference
- Display min/avg/max decibel values

Declaimer:
The maximum values by the most android smartphone are limited to human voice level under 90dB. Please use professional sound meter instead for any measurement for lab testing or any other highly regulated use cases.