Omnisphere 3 is available as a download for registered users through our Webstore. Once you’ve downloaded Omnisphere 3 via the Download Manager, follow this set of instructions to install it on your Mac system. You’ll need roughly 128GB of free space available on your hard drive in order to continue (64GB for Omnisphere and 64GB for the downloaded installer, which can be removed, later).

Omnisphere 3 Download

1. Once you’ve purchased Omnisphere 3, you’ll receive an email with a link containing the Spectrasonics Download Manager.

2. Start up the Download Manager application and select the location for the installer files.

3. The progress of the download will be tracked in the Download Manager.

4. When the download is complete, you’ll be able to view the downloaded file and start the installation.

NOTE: These screenshots are taken in macOS 26 (Tahoe) using the Unclean Machine installer, but the experience will be the same for each Sonic Extension.

Omnisphere 3 Installation

1. Open the folder “Omnisphere 3 Installation.”

2. Open the Mac folder, then double-click “Omnisphere 3 Installer.pkg” to begin the installation.

3. Follow the steps as you’re guided through the installation process. Make sure to review the Installation Info and Licensing FAQ. Then at the “Destination Select” step, choose the option “Install for all Users of this computer.” After the Installation Type information you’ll enter your system password to start the installation process.

4. The plug-in files will then be installed on your Mac’s system drive.

5. Next, at the Preparation step, you’ll select where to install the large Core Library files. By default they will be installed to your system drive or you can choose a secondary drive by selecting the button “Choose Location.”

6. The large data files will now be copied to your selected drive. Allow for 30–60 minutes to install all of the data.

7. After the installation is complete, select “Close.” Now it’s time to open Omnisphere in your host and authorize it.

Please consult the Authorization section for assistance with authorizing Omnisphere.

NOTE: If you have a previous version of Omnisphere installed, you can run this installer to upgrade it to Omnisphere 3. Your User data will be preserved.

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Spectrasonics Customer Support

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