Sonnox Mastering (HD-HDX)
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The essentials to know about the software
The essentials to know about the software
- Unlimited license with 2 simultaneous activations via iLok (iLok 2/3 key or iLok Cloud) for easy management across multiple machines.
- Universal 64-bit compatibility in AAX, AU, and VST3 formats, perfect for the main digital audio workstations.
- Runs natively on Windows 10+ and macOS 10.12+ with online installation and activation.
- Designed for a smooth production workflow both in the studio and at home, for mixing, mastering, or sound design.
Manufacturer Information
Sonnox
https://www.sonnox.com
info@sonnox.co.uk
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Safety manager:
Woodbrass.com
Email: support@woodbrass.com
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Required PC Configuration
Minimum recommended configuration for comfortable use: on Windows, a 64-bit system running Windows 10 or later, a 2.5 GHz dual-core processor or equivalent, 4 GB of RAM (8 GB recommended), 1 GB of free disk space, and a 1280 x 800 display. On macOS, version 10.12 or later in 64-bit (Intel or Apple Silicon via a compatible host), 4 GB of RAM (8â16 GB recommended), 1 GB of disk space, and a 1280 x 800 display. A compatible 64-bit AAX, AU, or VST3 host is required, along with an Internet connection to download, install, and activate the software. An iLok account is required; an iLok 2/3 key is optional if you prefer physical license storage.What This Software Is For
This 64-bit audio plug-in integrates into your DAW to enhance your music productions, whether for effects, mixing tools, or virtual instruments. Ideal for composition, editing, sound design, and finalization, it adapts to modern workflows and interfaces seamlessly with major DAWs through the AAX, AU, and VST3 formats.Technical specifications
| Type | Full software | Downloadable | Yes |
| Windows | Windows 10 or later (64-bit), 2.5 GHz dual-core processor or faster, 4 GB of RAM (8 GB recommended), 1 GB of free space, 1280 x 800 display. | License validity | Unlimited |
| Mac | macOS 10.12 (64-bit) or later, Intel or Apple Silicon via a compatible host, 4 GB of RAM (8-16 GB recommended), 1 GB of free space, 1280 x 800 display. | Simultaneous activations | 2 |
| Required host | compatible 64-bit DAW supporting AAX, AU or VST3. | Copy protection | iLok 2 / iLok 3 / iLok Cloud |
| Internet | connection required for downloading, installation and activation. | ||
Questions frequently asked
Is Sonnox Mastering HD-HDX compatible with Pro Tools, Logic, or DAWs in VST3?
The software requires a 64-bit DAW supporting the AAX, AU, or VST3 format. It can therefore be loaded in an environment compatible with one of these formats.
What Windows configuration is needed to install this software?
On Windows, a 64-bit system running Windows 10 or later is required. The minimum configuration includes a dual-core 2.5 GHz processor, 4 GB of RAM, and 1 GB of free disk space. 8 GB of RAM is recommended for comfortable use.
Does the plug-in work on Mac Apple Silicon?
macOS compatibility starts from macOS 10.12 in 64-bit. Intel machines are supported, while Apple Silicon requires a compatible host.
Is an iLok key required to activate Sonnox Mastering?
An iLok account is required for activation. The license can be managed via iLok Cloud, without a physical dongle, or stored on an iLok 2 or iLok 3.
How many computers can use the license?
Two simultaneous activations are included with this unlimited license.




