How can we help?
Find quick answers for Audio Signal Technologies products, downloads, installation, activation, compatibility, purchases, and your account.
Start here
Most questions can be solved with the options below.
Common questions
Where do I download my Plug-In?
Open My Products using the same email address used for your purchase. Your installer and available documentation are shown with the product.
Open My ProductsWhere is my activation license?
Open My Products and copy the activation license shown with your Plug-In. Use that license when the Plug-In asks you to activate.
Open My ProductsI do not see my purchase
Make sure you are signing in with the same email address used at checkout. If the purchase is still missing, use the support chat below.
How do I check product compatibility?
Compatibility can vary by product and version. Check the product page and the documentation in My Products for current operating system, processor, and Plug-In format support. AAX support for AST Leveling Amplifier MK3 is coming soon.
Open My ProductsMy Plug-In does not appear in my DAW
Confirm your DAW supports one of the formats listed for that product, restart the DAW after installation, and run a Plug-In rescan if your DAW provides that option.
Chat with us
Open AST Support and tell us what is happening. The support assistant will guide you through troubleshooting and point you to the right AST resources.