Noise Tracker Pro
Noise Meter
About
This app measures environmental noise levels in decibels using your phone's microphone. It provides real-time monitoring, detailed data analysis, and the ability to compare readings with international standards. Ideal for students, professionals, and the public to understand ambient noise.
What's New in Noise Tracker Pro
1.6
April 17, 2026
* Fixed record negative value during phone call. * Fixed some internal bugs
FAQ
What is Noise Tracker Pro?
Noise Tracker Pro is a mobile application that functions as a sound meter to measure environmental noise levels in decibels (dB) using your phone's microphone. It provides real-time monitoring and analysis of ambient sound.
How accurate is Noise Tracker Pro?
The accuracy of Noise Tracker Pro can vary depending on the smartphone model. For improved precision, it is recommended to calibrate the application with an already calibrated SPL meter by adjusting the microphone sensitivity.
Can Noise Tracker Pro measure very loud sounds?
Most smartphone microphones have limitations and may not accurately recognize very loud sounds over approximately 90 dB. For precise measurements of extremely loud noises, a professional sound level meter is recommended.
Does Noise Tracker Pro have ads?
No, Noise Tracker Pro does not contain advertisements. It is a free application developed by noise experts from CSIR - NEERI.
What kind of noise data does Noise Tracker Pro provide?
Noise Tracker Pro can measure and display various noise descriptors including SPL, LAeq (Equivalent A-weighted continuous sound level), Average, Minimum, Maximum decibel values, and noise descriptors like L10, L50, and L90.
Can I save and share my noise measurements with Noise Tracker Pro?
Yes, Noise Tracker Pro allows for efficient management and storage of recorded data on your phone. You can also share saved and recorded data across multiple platforms such as Gmail and WhatsApp.
What are the best practices for using Noise Tracker Pro for accurate measurements?
For best measurement results, ensure the smartphone microphone is not hidden, hold the phone in hand rather than in a pocket, avoid making noise behind the smartphone during monitoring, and maintain a safe distance from the noise source.
What devices is Noise Tracker Pro available on?
Noise Tracker Pro is currently supported on iPhone and iPod devices. It is rated for ages 4 and up.
