Complete Event Monitoring with the XL2 Sound Level Meter
ProLevel for macOS - real time audio level meter
Virtual Sound Level Meter download | SourceForge.net
Sound Level Meter - Apps on Google Play
R8080 Sound Level Meter, Data Logger: Software - YouTube
SPL Meter
Amazon.com: ennoLogic Decibel Meter and Recorder eS528L with Updated 2023 Software – Digital Sound Level Meter, Noise Logger and Tester – Max/Min/Hold, Range 30-130 dBA : Industrial & Scientific