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


TDR Nova is described as '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' and is a Sound Equalizer in the audio & music category. There are more than 10 alternatives to TDR Nova for a variety of platforms, including Windows, Android, Linux, Mac and Chrome OS apps. The best TDR Nova alternative is FxSound, which is both free and Open Source. Other great apps like TDR Nova are Equalizer APO, EasyEffects, Echo Equalizer and eqMac 2.
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.



Easy Effects is an advanced audio manipulation tool. It includes an equalizer, limiter, compressor and a reverberation tool, just to mention a few. To complement this there is also a built in spectrum analyzer.




Detailed 10-band equalizer with dedicated bass boost, advanced volume enhancement without distortion, audio limiter, custom and genre presets, and intuitive Material Design UI, compatible with music, streaming, gaming, and all audio devices for consistent sound.







ARISE puts together sound enhancements like VIPER4Android, Asus Zenfone 3 libraries with DTS effect, Huawei MedaiPad M2 Harman & Kardon sound effects, Huawei P9 sound libraries, Lenovo K3 Note MaxxAudio, LeTv Max 2 Dolby Atmos, Sony LDAC Bluetooth codec etc.


EQ any audio you find on the web, live! Crank the bass, dim the highs, up the vocals: all with Ears!
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.


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




Audio DSP effects build on Android system framework layer. This is a repository contains a pack of high quality DSP algorithms specialized for audio processing.


