HiPerExchange - Version 1.6 HiPerExchange is client side software that enables Exchange users to enjoy sub-second performance from anywhere, at anytime. Current barriers such as slow network speed, server unavailability, lack of correctly configured software and excessive synchronization times are eliminated. With these roadblocks removed, all of the rich groupware features of Exchange, including Email, Calendar, Address Book, Tasks and Memos, become universally available and usable.