iUser Ecommerce
iUser is a PayPal, Authorize.net and 2checkout compatible shopping cart and product delivery system specifically designed for merchants who sell instant software and ebook downloads. Among its many features, iUser allows for premium and free products, time sensitive options, client access to software updates and a feature to bundle digital products. iUser is easy to set up and is one of the most economical ecommerce solutions of its kind available on the market.