Technical Support

Please include as much information as possible about your set-up so your enquiry can be dealt with as quickly as possible.


Mellowmuse develops innovative audio processing plug-ins for digital music production. Founded in 2008 by English musician and programmer Gary Newby, Mellowmuse has a growing following among discerning audio professionals and enthusiasts.

Free Updates

All plugin updates are free to our customers. A list of all releases is available here.


image Credit card orders are processed securely via PayPal. Once your order has cleared you will be emailed instructions on downloading your license. Note that you do not need to be a member or sign up to use Paypal.


If you would like to review any of our products, for audio related publications or web sites, and need further information, please contact us.

Demo Versions

All Mellowmuse plugins run in demo mode if there is no license file present. The only limitation in demo mode, is that silence is inserted at random intervals after a few minutes of use. Purchasing and installing a license removes this limitation, and it's not necessary to install the plugin again.


You may install each plug-in you purchase on up to 3 machines which you own at any one time. Licenses are non-transferable at present.


All software sales are non-refundable. Please try out the demos version provided before purchasing. This helps ensure that our software is compatible with your system and that imeets your requirements.


- Windows Vista, 7, 8 & 10
- OSX 10.6.8+ Intel processors
All plug-ins are 32 and 64 bit compatible. VST or Audio Units compatible host is required. RTAS versions require Pro Tools v8 or higher. AAX require Pro Tools v10 or higher.

Installation and Authorising

To authorize your Mellowmuse plug-in, login and download the license key file from our user area, and place it in the Mellowmuse Licenses folder:
Windows: C:\Program Files\Mellowmuse\Licenses
Mac: /Library/Application Support/Mellowmuse/Licenses

Note: Previously it was possible to put licenses in the same folder as the plug-in, however plug-in updates after May 2014 now use only the Mellowmuse Licenses folder.