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About ZynAddSubFX
A powerful open-source software synthesizer.
As a multimedia tool, ZynAddSubFX balances a friendly interface with the depth that power users expect. It ships with additive/subtractive/pad and rich effects, and everything is a click away from the moment you open it.
Download the latest version of ZynAddSubFX for Windows below — free, safe and always up to date.
Key features
- ✓Additive/subtractive/pad
- ✓Rich effects
- ✓Microtonal support
- ✓Open source
Requirements
Windows 10 / 11, 64-bit
ZynAddSubFX — frequently asked questions
Is ZynAddSubFX free to download?+
Yes. ZynAddSubFX is free and open source, so you can use it at no cost.
Is ZynAddSubFX safe to download?+
Yes. HivApps links to the latest ZynAddSubFX build and keeps listings clean, with no bundled extras. As always, keep your antivirus on and only install software you trust.
What is the latest version of ZynAddSubFX?+
The latest version listed here is ZynAddSubFX 3.0, updated Aug 21, 2026.
What do I need to run ZynAddSubFX?+
Windows 10 / 11, 64-bit
How do I install ZynAddSubFX on Windows?+
Click the Download button on this page, run the installer once it finishes downloading, and follow the on-screen setup steps.
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Download ZynAddSubFX for free
Latest version (3.0) · Safe & clean