Equalizer APO icon
Equalizer APO icon

Equalizer APO

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.

Equalizer APO screenshot 1

Cost / License

  • Free
  • Open Source

Application type

Platforms

  • Windows
4.7
Excellent10 reviews
101likes
10comments
0news articles

Features

Suggest and vote on features
  1.  Parametric Equalizer
  2.  Parametric Filters
  3.  Works Offline
  4.  Support for VST Plugins
  5.  Modular System
  6.  Dark Mode
  7.  Ad-free
  8.  No registration required
  9.  Low Latency
  10.  VSTS Integration
  11.  Sound Effects

 Tags

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Comments and Reviews

   
 Post comment/review
Top Positive Comment
fviktor
15
  1. Install Equalizer APO: https://sourceforge.net/projects/equalizerapo/
  2. Reboot when requested
  3. Install Peace GUI: https://sourceforge.net/projects/peace-equalizer-apo-extension/

This combined solution provides the best quality EQ for Windows I have ever heard.

Works perfectly with Windows 10.

GuessWhatBBQ
0

Allowed me to boost the volume

lukalabudovic123
0

Awesome! You may just have one problem where you need to enable SFX/EFX in configuration in order to work but other than that it works well and cpu utilization is very low.

ediferreira
0

It's open source!

jorgeeavila
0

Amazing, it improved my device volume!

Review by a new / low-activity user.
StormChild
0

I had to swap my speakers on my desk, and Equalizer APO works great with swapping the left and right channels of the SPDIF output of my Sound Blaster Z.

Harvey Williams
0

My laptop was often too quiet when watching movies or series with just the normal speakers. This lets me amplify the noise to an acceptable level, without distorting the sound too much.

I got a bit bored of neutral sound of my headphones so I also increased the bass just a little.

The included UI lets me target different output devices so I can edit the sound.

Very satisfied.

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7 of 10 comments

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What is Equalizer APO?

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.

Features:

  • virtually unlimited number of filters
  • works on any number of channels
  • very low latency, which makes it suited for interactive applications
  • low CPU usage
  • modular graphical user interface

Requirements:

  • Windows Vista or later (currently only Windows 7, 8, 8.1 and 10 have been tested)
  • Sound card driver must support APOs (this includes most onboard sound drivers)
  • The application must not bypass the system effect infrastructure (APIs like ASIO or WASAPI exclusive mode can not be used)

Equalizer APO information

  • Developed by

    DE flagJonas Thedering
  • Licensing

    Open Source and Free product.
  • Rating

    Average rating of 4.7
  • Alternatives

    26 alternatives listed
  • Supported Languages

    • English

AlternativeTo Category

Audio & Music

Our users have written 10 comments and reviews about Equalizer APO, and it has gotten 101 likes

Equalizer APO was added to AlternativeTo by mikeclueby4 on and this page was last updated .