Use of AXS is FREE so long as the publicly-viewable copyright notice and the link to xav.com remain in place.
Those who wish to remove the link and copyright notice may do so in exchange for a $20 fee. Those who want to donate some money to keep the script alive are welcome to do so as well.
Your support helps fix bugs and add features. By paying once, you will receive additional maintenance releases for free (a small upgrade fee may be required for major new releases).
Online Credit Card Purchase
Online payments are accepted through PayPal.com.
Purchase via Mailed Check
Check or money order for US$20 may be sent to:
Fluid Dynamics Software Corporation 1650 168th Pl NE Bellevue, WA 98008-2910 USA
Thanks for your support!
Licensing / Payment Help Topics