Thunder Tracker 对比 Decibel Meter - Sound Analyzer 的使用情况和统计数据

Decibel Meter is a professional tool to measure decibels & analyze sound frequency. This app turns your iPhone into a professional sound level meter, detects harmful noises and helps protect your health & hearing. Measure the noise level around you and protect yourself in case of excessive volume. Main Features: * A noise dosimeter will help you understand how noisy it is at your workplace or home. * Dosimeter with NIOSH, OSHA standards * Accurate sound pressure measurements * Various types of measurements: dBa, dBc, dBz * Save measurements to the database right on your iPhone * Get MIN / MAX / AVG information for your measurements * Export measurements * Advanced charts show you the deep details of your measurements Is your job high in noise? Do you want to find out if the neighbours are not exceeding the permissible volume values? Do you want to monitor the health of your ears? This means that our application can serve you as a faithful assistant. Are you ready to give it a go? Subscription information about pricing and terms: The app is based on the freemium model: it's free to use. However, you can subscribe for unlimited access to all features with unlimited usage. I provide different options. The longer period – the profitable subscription. Privacy Policy: https://sites.google.com/view/richapps/privacy-policy Terms of Use: https://sites.google.com/view/richapps/terms-of-use