This is an upgrade for customers who have purchased QBI 3.50 or greater more than one year ago. The upgrade includes the current version of QBI, and free minor upgrades (QBI 3.xx) and support for one more year.

* If you purchased QBI less than one year ago, fill out a support ticket for a free upgrade.
* If you purchased a version prior to 3.50, you are not eligible for upgrade pricing. Please purchase the Full Version.
* If the domain name is not the same as that of the original purchase, you are not eligible for upgrade pricing.

Please indicate the domain name, date, and the person or company who made the original purchase, so that we can locate your order. You will receive an email with download instructions within 24 hours.

PLEASE NOTE: All upgrade orders are verified before the software is made available for download. If you have not previously purchased QBI 3.50 or greater for the applicable domain name, please purchase the Full Version.