Now Software today announced the release of Now Up-to-Date & Contact 4.5.1, the latest update to the company’s schedule and contact manager. Version 4.5.1 features support for Mac OS X 10.3, along with a number of stability enhancements and feature upgrades. The company also says that version 5.0 of the software will be released later in 2004. Now Up-to-Date & Contact 4.5.1 is a free update for anyone running version 4 or higher — US$119.00 for new customers for the online download version.