The 90% deal is expired, however, through BitsDuJour...Heimdal Security is offering a 20% Discount on: 1, 2, or 3-Year Licenses. You can purchase them here: http://www.bitsdujour.com/software/heimdal-pro/buy=true Here's all the Terms and Conditions, for this Offer: After you purchase Heimdal PRO it may be used for 12 months and will not function after that unless you renew your subscription. Heimdal PRO is licensed per user, so if more people are going to use Heimdal PRO you will need to purchase additional copies. Transfer of a license to another owned computer is allowed. Online license activation is required with a hardware footprint, and unlimited installations per footprint. what's this? This promotion cannot be used to upgrade or extend an existing license. You can install/register the software at any time. License can be used for Personal use only. Upgrades to future versions of the software will be free for current subscriptions. Support is provided for the lifetime of the product. 30 days return policy. Review the Full License details for downloading and installing this software. Your discount coupon code will be applied to your purchase when you click the 'Buy Now' button. BitsDuJour downloads use a discount coupon code that comes direct from the software vendor, so you'll always get the latest version of the software app sold under the same terms as a regular sale, just at a great promotional price. Prices do not necessarily include taxes, which will vary by country.