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Latest Version
Equalizer APO 1.4 (32-bit) LATEST
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Review by
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Operating System
Windows 7 / Windows 8 / Windows 10 / Windows 11
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User Rating
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Author / Product
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Filename
EqualizerAPO32-1.4.exe
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MD5 Checksum
4510faf7aceb304ba86ebe3de7357f9a
Here is an overview of some of the key features and aspects of Equalizer APO 32bit:
Real-time Equalization: It provides a graphical user interface (GUI) and a system-wide parametric equalizer that allows you to adjust the frequency response of your audio output in real time. This means you can customize the sound to your preference by boosting or cutting specific frequency bands to enhance bass, treble, or any other aspect of the audio.
Compatibility: It works with most audio playback applications and can be used with various audio sources, including media players, web browsers, games, and system sounds. It operates at the system level, which means it can affect all audio output from your computer.
Graphical User Interface: It comes with a user-friendly GUI called "Peace Equalizer GUI" that makes it easier to configure and fine-tune your equalization settings. The GUI provides a visual representation of the frequency response curve and allows you to create and save multiple profiles for different audio setups or purposes.
Extensible: It supports various audio processing plugins and can be extended with additional VST (Virtual Studio Technology) plugins for more advanced audio processing and effects.
Low Latency: The app is designed to introduce minimal latency, ensuring that audio processing does not result in noticeable delays, which can be important for real-time audio applications like gaming or live streaming.
Configuration File: It stores its configuration in a text-based configuration file, making it possible for advanced users to manually edit settings and create custom configurations if desired.
Open Source: Equalizer APO is open-source software, which means it is free to use, and its source code is available for inspection and modification by the community. This openness has led to the development of various third-party GUIs and extensions.
How to Use
Download and Install the app:
- Visit the official website or FileHorse
- Download the installer that matches your system architecture (32-bit or 64-bit).
- Run the installer and follow the on-screen instructions.
- During installation, you'll be prompted to select the audio devices for which you want to enable Equalizer APO. Make sure to select the devices you wish to apply equalization to.
- It doesn't have a graphical user interface (GUI). Instead, it relies on a text-based configuration file. The main configuration file is typically located at: C:\Program Files\EqualizerAPO\config\config.txt.
- You can edit this configuration file using a text editor like Notepad.
- Open the config.txt file in a text editor.
- Scroll down to the section labeled "GraphicEQ" or "ParametricEQ," depending on your preference.
- To adjust the graphic equalizer settings, you can modify the values under the "GraphicEQ" section. You'll see frequency bands and their corresponding gain values. You can change the gain values to boost or cut specific frequency ranges.
- To use a parametric equalizer, modify the values under the "ParametricEQ" section. You'll specify parameters like center frequency, bandwidth (Q), and gain for each filter. You can add or edit filters as needed to shape the audio output.
- After making the desired changes to the configuration file, save it.
- To apply the equalization settings, you'll need to restart your computer or restart the audio service. To restart the audio service, open the Windows Services application (services.msc), locate "APO Equalizer," and restart it.
- Play audio content (music, videos, etc.) to test the equalization settings. Make adjustments as needed in the configuration file until you achieve the desired audio quality.
- It also allows you to configure additional settings, such as pre-amplification, volume control, and more. These settings can be found in the config.txt file as well.
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Pricing
The audio app is completely FREE and open-source, making it an excellent choice for those on a budget or who prefer community-driven software.
System Requirements
Equalizer APO is relatively lightweight and should run on most Windows systems without issues. The basic requirements include a Windows operating system (Windows 7 or later) and compatible audio output devices.
PROS
- Powerful system-wide audio equalization.
- Parametric equalizer with unlimited filters.
- Real-time preview and low latency.
- Supports VST plugins.
- Open-source and free to use.
- This application has been discontinued. An unofficial website equalizerapo.com has appeared, but its safety and security are questionable.
- Lacks a graphical user interface (GUI) by default.
- Configuration can be challenging for beginners.
- Third-party GUI frontends are needed for a more user-friendly experience.
It's important to note that while the app can be a powerful tool for audio enthusiasts and those looking to improve their audio experience, it may require some technical knowledge to set up and configure properly. Additionally, using it incorrectly or excessively can potentially degrade audio quality, so it's important to adjust the settings carefully and consider the capabilities of your audio hardware. If you're willing to invest the time to learn its configuration or prefer third-party GUI frontends, Equalizer APO is a powerful and free solution for achieving the perfect audio balance on your Windows PC.
Also Available: Equalizer APO (64-bit)
What's new in this version:
- Added: Device Selector as a Qt-based replacement for the Configurator that has support for (DPI) scaling and includes a dialog for testing that the APO installation works correctly, with automatic adjustment of the installation mode if necessary.
Improved:
- Configuration Editor and Device Selector support dark mode, controlled by the Windows Settings app
- Updated to Visual Studio 2022 and Qt 6.7.2 (with modifications for Windows 7 compatibility)
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