IntelliInnovations today released Package Tracker 3.5, an upgrade to its software for managing and tracking packages sent via a number of services, including Airborne Express, DHL, FedEx, Purolator, UPS, and USPS. Package Tracker offers rate calculators, tracking, city and zip code lookup, and several other features. New to this version is full support for Mac OS X 10.1, an improved USPS rate calculator, support for American Freightways pro tracking numbers, and more. Package Tracker is available for US$34.95; the upgrade is free for Package Tracker 3.x users.