Decibel Meter - Sound Recorder — ASO

By 永刚 陈 on AppTrack Ninja.

Noise measurement & spectrum

Your pocket acoustic lab. Turn your iPhone into a high-precision sound level meter for environmental noise checks, workplace safety, and evidence recording. Get reliable readings plus real-time spectrum analysis and hearing-protection insights. [Key Features] • Multiple weighting modes: calibrated dB readings with A/B/C/Z and ITU-R 468. • Real-time spectrum: high-speed FFT with a clear 20Hz–20kHz distribution. • Noise exposure tracking: OSHA/NIOSH Dose and TWA with risk alerts. • Recording for evidence: record while measuring, supports background recording. • Auto Pause: automatically pauses …

Categories: Productivity, Utilities

Keyword visibility, ranked search terms and daily position movement for Decibel Meter - Sound Recorder.