Free and open-source software to boost sound quality, volume, and bass. Including an equalizer, effects, and presets for customized audio.


There are many alternatives to ViPER4Windows for Windows and since it's discontinued a lot of people are looking for a replacement. The best Windows alternative is FxSound, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to ViPER4Windows and 15 are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to ViPER4Windows are Equalizer APO, Peace Equalizer, Breakaway Audio Enhancer and Boom 3D.
Free and open-source software to boost sound quality, volume, and bass. Including an equalizer, effects, and presets for customized audio.


Equalizer APO is a parametric / graphic equalizer for Windows. It is implemented as an Audio Processing Object (APO) for the system effect infrastructure introduced with Windows Vista.



Peace equalizer is a Windows PC interface for Equalizer APO . 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.




Breakaway Audio Enhancer dramatically improves the quality of the listening experience by digitally remastering audio in real-time with the same technology used by the pros in the music and broadcast business.


Transforms audio by delivering immersive 3D surround sound, boosting volume, offering custom equalizer presets, wireless control, audio player, app-specific volume control, and more, with access to global radio stations and patent-pending technology ensuring comprehensive media enhancement.




Elevates PC audio and delivers a surround sound experience through a PC's built-in speakers, headphones, or a connected home theater.

Audio enhancer providing equalizer, customizable effects such as bass boost, reverb, and amplification, system-wide controls, real-time processing, and noise suppression. Compatible with streaming services and various environments, offering low latency and efficient CPU usage.


Razer Surround audio software features 7.1 virtual surround sound, personalized settings in the cloud and compatible with any stereo headphones. It also brings in EQ for music.

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.




PC Equalizer is a Graphical User Interface for "Equalizer APO" which is a parametric / graphic equalizer for Windows.




Hesuvi imitates the binaural sound effect of many surround virtualizations by making use of Equalizer APO's convolution filter.





Equalizer APO doesn't have the same functionality, it's just an audio equalizer software.