Gonio Metron is a free audio plugin designed to enhance stereo imaging and provide precise monitoring of side-channel effects. It features a two-part interface that functions both as a meter for observing stereo width and as an automatic controller to adjust stereo spread dynamically. This makes it an excellent tool for improving spatial perception in headphone listening environments where stereo enhancement can offer a more immersive experience compared to traditional speakers.

Ideal for music producers and audio engineers, Gonio Metron helps expand the stereo field of individual tracks such as synthesizers or backing vocals, adding depth and presence in a mix. Its automation capabilities allow for real-time adjustments, giving users control over the stereo width throughout a session. The plugin supports both 32-bit and 64-bit systems on Windows platforms, and it comes as a lightweight, installation-free .dll file without any digital rights management restrictions.

Designed with simplicity and effectiveness in mind, Gonio Metron is a practical addition to any mixing toolkit, especially for those seeking to enrich their stereo image without complex setups. Its intuitive design enables quick integration into various workflows, making it suitable for both beginners and professionals looking to fine-tune their stereo field. This freeware plugin offers a straightforward solution for enhancing spatial dynamics in audio production.