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Peace Equalizer vs FxSound: catalog facts
Peace Equalizer	FxSound
Free Free and open source. Hosting, hardware and any external services are separate.	Free Free and open source. Hosting, hardware and any external services are separate.
Windows	Windows
Provides equalizer presets and filter controls Makes Equalizer APO settings easier to manage	Includes sound presets and equalizer controls Offers system audio enhancement settings
Requires Equalizer APO and a compatible audio device configuration.	Audio effects can change the original sound and depend on the playback setup.
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License: AGPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.