HowLoud – Decibel Meter

Measure everyday noise with a clean, fast decibel meter built for real-life use.

HowLoud helps you check sound levels around you in seconds: at home, at work, on the street, during renovations, with neighbors, appliances, traffic, music, or events. The app shows live A-weighted sound levels, saves sessions, and turns important measurements into clear PDF reports you can keep or share.

Use it when you want to:

check how loud an environment feels document repeated noise problems compare different places, rooms, or devices save a measurement with time, stats, and location export a professional-looking PDF report Features:

Live sound level meter A-weighted measurements Min, max, average, and Leq stats Session history saved on device Measurement notes Location attached to saved reports A4 PDF export with chart, stats, and map One-time Premium unlock No account required Premium unlock includes:

PDF report export Extended history for up to 90 days Privacy-first by design:

No sign-up No cloud account No tracking-based experience Your measurements stay on your device Important: HowLoud is designed for personal measurement, documentation, and awareness. It is not a certified Class 1 or Class 2 sound level meter and should not be used where legally certified measurements are required.