Free and open-source software to boost sound quality, volume, and bass. Including an equalizer, effects, and presets for customized audio.
Cost / License
- Free
- Open Source (AGPL-3.0)
Application type
Platforms
- Windows
United States


Apps similar to Equalizer APO include FxSound, which is free and open source. Other options are EasyEffects, Audio Hijack, MixDesk X and SteelSeries GG. Sound Equalizers like Equalizer APO are a crowded field, with more than 25 alternatives for Windows, Android, Mac, Linux and iPhone.
Free and open-source software to boost sound quality, volume, and bass. Including an equalizer, effects, and presets for customized audio.


Tool for PipeWire providing limiter, compressor, equalizer, convolver, auto volume and spectrum analyzer, supporting input/output devices, effect profiles, real-time control, noise reduction, reverberation and integration with various Linux applications.




Capture audio seamlessly. Audio Hijack supports macOS for recording from applications like iTunes and Skype, and devices like microphones. It features customizable effects, real-time monitoring, and various save formats with scheduled recordings and a drag-and-drop interface.




Multi-device audio mixing software for Mac and Windows captures system or application sound, routes up to 16 stereo outputs with per-channel EQ, real-time analyzer, Auto-EQ, CLAP plugin support, per-bus delay, safety limiter, and recallable routing presets.




SteelSeries GG is a platform that helps you connect with your gear and people. It bundles all the SteelSeries apps into one simple platform. Use it to clip, tune, set up, and share your gaming moments. Some of the apps that you can use: sonar, moments, 3D Aim Trainer, engine.




Maximize your Mac's audio output beyond default limits with a simple tool that enhances sound for movies, music, and web content. Improves Skype sessions, boosts music files, and syncs them to iPhone or iPod touch. Ideal for media enthusiasts looking to upgrade their sound experience.







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.

An implementation of the system-wide JamesDSP audio processing engine for non-rooted Android devices.
It doesn't use the Android builtin Equalizer and has a lot more functionalities.


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.




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.


An audio effect processor for PipeWire and PulseAudio clients.
