Palm OS 2.0
Palm webOS

Date Wheel is the electronic version of the plastic wheel-shaped calendar used by businesses to calculate lead times. It can also be used to calculate the time between two dates or to calculate the Julian date for any day of the year. The time is calculated in months, weeks, days, and business days. This handy program performs all the functions of your plastic wheel and more. New 'today' lock feature makes countdowns automatic! Save tasks for future reference. Use for both business applications and personal applications--nytime you need to quickly calculate the time between two dates.

Features
* Calculates time in months, weeks, days, or business days between any two points in time.
* Calculates end date given a start date and duration.
* Calculates start date given and end date and duration.
* Save tasks for future reference.
* Special "today" checkbox that updates daily to better track countdowns.
* Intuitive user interface
* Displays day-of-the-week for start and end dates.
* Adjustable audio and visual feedback.
* Special locking feature to keep preferred area constant.
* Large navigation buttons -- easier to use with fingers vs stylus.
* 5-way navigation button support--easier use when on the go!
* Date format automatically configures based on your main preferences on your PDA, including color scheme.
* Option to include end date in duration.
* Option to use financial (30 day) months with three decimal places.