Check out this great free utilities for your Pocket PC

BPMonitor
Blood Pressure and heart pulse rate tracking and monitoring. It allows you to make record of all your readings by date and time of the measurement, you can then see your readings as table data or view them as graph data to see the trend over time.

MyTimeSheet
This is an useful project's mandays tracking software. The data is displayed on a tree view format with the project in the highest and the dates on the lowest level. There is option to allow you to sort by project, employee etc.