EqualizerPro is described as '7-Day Free trial - EqualizerPro is a Windows based audio equalizer that will work with any audio/video software you use. For windows 10 / 8.1 / 7' and is a Sound Equalizer in the Audio & Music category. There are more than 10 alternatives to EqualizerPro for a variety of platforms, including Windows, Linux, Android, Mac and Chrome OS. The best alternative is Equalizer APO, which is both free and Open Source. Other great apps like EqualizerPro are FxSound Enhancer (Free), EasyEffects (Free, Open Source), Peace Equalizer, interface Equalizer APO (Free, Open Source) and eqMac 2 (Free, Open Source).
Peace equalizer is a Windows PC interface for Equalizer APO http://sourceforge.net/projects/equalizerapo. Besides an system-wide equalizer on your Windows PC, Peace has an effects panel for balance, crossfeeding, delay, etc., a graph window and much more.
Peace Equalizer, interface Equalizer APO vs EqualizerPro opinions
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0x6A7232 It's based on the same underlying FOSS (Free Open Source Software), Equalizer APO, but it's free, and also has many more features.
NOVA is a parallel dynamic equalizer. Appearing in the familiar layout of a parametric equalizer, each band also includes a full featured dynamics section allowing the processor to cover an impressively wide range of applications.