The Equalizer APO is nothing more than a parametric / graphical audio equalizer for Windows. It is implemented as an Audio Processing Object (APO) for all Windows versions starting from Windows Vista. It is an open-source free audio equalizer that can be used with Windows 7, 8, 8.1, 10, and 11., Works seamlessly with any sound device that uses Windows' APO system, typically most internal sound cards. Supports both types of equalizers, giving you precise control over individual frequency bands. Efficient design allows it to run in the background with minimal performance impact on your system., Equalizer APO is a powerful graphic equalizer with a set of filters that is installed in addition to the sound card driver and allows you to fine-tune the sound parameters of your system. Allows you to create different acoustic profiles and apply them if necessary., Download Equalizer APO now and enjoy optimized audio with fine-grained control over equalization settings., Improved: Configurator can now restart the Windows audio service and its dependent services to avoid the need for a reboot. This also allows to update Equalizer APO via setup without reboot. Fixed: Configuration Editor crashed on startup when analysis panel had been detached., Equalizer APO is an application that enables you to better manage the sound on your PC. If you ever wanted to make your music sound better, balance the volume between the speakers and.