Decibel Meter is a smart sound level meter app available for iPhone. It allows you to measure the sound volume in decibels (dB) using your device's built-in microphone. The app provides accurate readings and displays the samples on a graph for easy visualization.

With Decibel Meter, you can easily monitor the noise levels in your environment. Whether you're concerned about the noise at a concert, in a classroom, or at a construction site, this app can help you assess the sound levels and make informed decisions.

The app offers a subscription plan for additional features. It includes a weekly subscription priced at $2.99 per month and a yearly subscription priced at $The subscription automatically renews unless canceled at least 24 hours before the end of the current period. Users can manage their subscriptions and turn off auto-renewal in their Account Settings.

Please note that the app's Terms of Use and Privacy Policy can be found on the developer's website.