Equalizer APO Advanced Audio Processing for Windows

A powerful parametric/graphic equalizer implemented as an Audio Processing Object (APO) for Windows Vista and later. Experience professional-grade audio processing with unlimited filters and ultra-low latency.

Project Details

Operating Systems

Windows

Languages

English German

Intended Audience

Advanced End Users End Users/Desktop

User Interface

Non-interactive (Daemon) Qt

Programming Language

C++

Related Categories

C++ Sound Audio C++ Home Theater PC Software

Project Registration

September 1, 2012

Over 12 years of continuous development

Powerful Features

Unlimited Filters

Create virtually unlimited number of filters for precise audio control and customization.

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Multi-Channel Support

Works seamlessly with any number of audio channels for comprehensive sound processing.

Ultra-Low Latency

Optimized for real-time interactive applications with minimal processing delay.

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Low CPU Usage

Efficient algorithms ensure minimal system resource consumption during operation.

🎛️

Modular GUI

Flexible graphical user interface that adapts to your workflow and preferences.

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VST Plugin Support

Integrate your favorite VST plugins directly into the audio processing chain.

System Requirements

Operating System

  • Windows Vista or later
  • Windows 7 - 11 tested
  • Full system integration

Architecture

  • x64 (64-bit)
  • x86 (32-bit)
  • ARM64 (Windows 10/11)

Compatibility

  • System effect infrastructure
  • Room EQ Wizard integration
  • Voicemeeter support
Note: Applications using ASIO or WASAPI exclusive mode bypass the system effect infrastructure and cannot be processed.

Professional Integration

Room EQ Wizard Compatibility

Equalizer APO seamlessly integrates with Room EQ Wizard, allowing you to read and apply filter text file formats directly. This powerful combination enables professional room correction and acoustic analysis.

Voicemeeter Integration

Built-in support for Voicemeeter provides advanced audio routing capabilities, making it perfect for streaming, podcasting, and professional audio production workflows.

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Input
⚙️
EQ APO
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Output

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