Mobile Tools by AudioControl is a comprehensive app designed for car audio enthusiasts to test and analyze their automobile sound system. This free app offers a range of professional-quality tools, including SPL meter, RTA, FFT Analyzer, and Polarity Tester. While the free version includes ads and limited features, users can upgrade to the full version by purchasing the AudioControl SA4100i test and measurement microphone.

One of the standout features of Mobile Tools is its ability to utilize the built-in iOS device microphone for testing various aspects of the sound system. Users can assess frequency response, speaker driver polarity, and SPL level, among other things. The app also allows users to adjust their sound system equalizer by sending pink noise and measuring the frequency response using the RTA or FFT Analyzer. This enables users to achieve the desired sound quality by optimizing their system's response.

Whether you're a car audio enthusiast or a professional installer, Mobile Tools by AudioControl provides a convenient and accessible platform for analyzing and fine-tuning your car audio system. With its range of tools and the option to upgrade for additional features, this app is a valuable resource for anyone looking to optimize their in-car audio experience.