2025-08-21 00:00:00 Sound Meter Pro - Accurate Decibel Meter for Measuring Sound Levels Welcome to ★ Sound Meter Pro ★ — your professional companion for accurately measuring sound levels and environmental noise! Whether you are at a concert, on a busy street, or in a quiet library, Sound Meter Pro helps you monitor sound pressure levels (SPL) easily using your smartphone’s microphone. ➔ Why Use Sound Meter Pro?