Equalizer APO - 3D SoundFx is a powerful audio processing app for Windows that brings precision equalization, immersive spatial audio, measured headphone correction, dynamic processing, and unified volume control together in one streamlined experience.
Whether you're listening to music, gaming, watching movies, or fine-tuning your headphones, Equalizer APO - 3D SoundFx gives you the Swiss army tools to shape your listening experience the way you want. It makes all headphones great, and great headphones even greater. And it works on all Windows 11 PCs, including Windows on ARM.
Equalizer APO - 3D SoundFx is built for music, movies, games, and everyday Windows audio.
• Music: Correct your headphone response, personalize the tonal balance, enhance your listening experience, and manage output headroom.
• Games & Movies: Fine-tune frequencies, control distracting peaks, and experience compatible multichannel audio through immersive binaural headphone processing.
Features
- Choose from 28 built-in EQ presets for different genres and listening preferences.
- Quickly adjust Low, Mid, and High frequencies with simple 3-band tone controls.
- Fine-tune your sound with 16-band or 32-band Graphic EQ views.
- Headroom management and limiting help reduce the risk of clipping when using EQ settings.
- HRTF-based 3D headphone audio.
- 11 spatial HRTF profile choices.
- Support for both stereo and surround input.
- Adjustable 3D Blend from 0% to 100%.
- Music Focus mode for stereo content.
- Six virtual source controls for surround listening.
- Get a more accurate starting point for your headphones with more than 6,000 built-in measured profiles.
- Dynamic EQ for adaptive tonal control.
- Night Mode for more comfortable listening at lower playback levels.
- Fidelity processing for additional sound shaping.
- Bass Enhancer and Transient Enhancer for greater impact and definition.
- Small, Medium, and Hall ambience options for a more spacious presentation.
- Crossfeed and Stereo Width options for alternative stereo imaging.
- Adjust or mute active apps independently.
- Route active apps audio to available physical audio outputs.
- Control the master volume and mute state of active playback devices.
- Select your preferred target speaker or headphone output.