If you own an Airfoil for Mac license key that starts with KUTA-, TX40-, or SSME-, move up to the latest version for just $15. Download Airfoil for Mac 5 and try it out, then use the form on this page to access your heavily-discounted upgrade.
Using the Form
Enter your existing Airfoil license key below. Be sure to enter both the Name and Code portions as sent to you. Once you enter your license key, it will be automatically verified and you'll be forwarded to our store to make a discounted purchase.
Lost Key? If you don't know your exact license key, don't worry - you can recover it, then come back here to upgrade.
Note: If your existing license key starts with BLUE-, you don't need to pay anything! Just download the latest Airfoil for Mac and enjoy!