eqMac
macOS System-wide audio equalizer & volume mixer
System audio equalizer for macOS. Professional grade Parametric EQ & volume mixer. If you feel like your audio device (Headphones or Speaker) does not have enough Bass (low frequency) punch, or vice versa, you can adjust that using eqMac. macOS does not have a direct way to access the System Audio stream, so we use the eqMac Audio driver to divert the system audio to the driver's input stream. Then eqMac captures that Input audio stream processes it, and sends it directly to the output...