GradientXTerminator

Purchase License

A license for GradientXTerminator is available for $49.95. Select your operating system:

If you purchased Ron Wodaski's The Zone System for Astro Imaging, you are eligible to purchase a GradientXTerminator license at $10 off the regular price! Enter the first word on page 93 of the book in the following box and click "Update." This page will then re-load with the discounted price.

If you already purchased a license for either the Windows version of GradientXTerminator, you may purchase a license for the Macintosh version for only $19.95. If you purchased a license for the Macintosh version, the same price applies to the purchase of the Windows version. To take advantage of this offer, enter the email address you used when purchasing your original license, then click "Submit:" (Note: the Zone System discount does not apply to this offer.)