What Watch is a powerful tool that covers many areas and techniques of astrology. One key feature is its ability to follow closely transit and progression cycles. The program creates ephemeris lists for any given combination of planets providing dates of the transit itself, of stations and of sign changes. Other features include chart wheels, synastry, composite, relocation, lunar phases, solar returns. What Watch has a built-in, extensive tutorial.

Version 2.1 features unspecified improvements and bug fixes.