ToneBoosters GonioMeter is a free plugin designed to help audio producers analyze and perfect their stereo soundfield. It offers real-time visualization of stereo imaging, stereo and left/right balance, and correlation spectrum, making it an essential tool for maintaining high-quality audio content. With its intuitive interface, users can quickly identify issues that may affect the stereo field and ensure their mixes translate well across different playback systems.

This plugin includes a left/right channel goniometer with options for linear and logarithmic displays, a wide-band correlation meter, and spectrum correlation tools. These features allow for pinpointing frequency ranges that may cause problems in stereo balance or mono compatibility. Users can customize visualization speed, line style, and fade-out time to suit their workflow, enhancing the precision of their spatial audio monitoring.

ToneBoosters GonioMeter is available as VST, VST3, AU, and Pro Tools AAX plug-ins on Windows and macOS, supporting both Intel and Apple Silicon processors. It also offers an AUv3 version for iOS and iPadOS, making it accessible across multiple platforms. Being completely free, it provides an excellent resource for ensuring mixes are well-balanced and compatible with various playback environments, especially important for mobile entertainment.