A calendar program with many reminder features, including SMS text messaging.
License: Shareware
OS Support: WinXP, WinME, Win Vista, Win98

VueMinder Calendar Pro provides popup reminders, desktop alerts, and reminders that can be sent via email or SMS It includes 2-way synchronization through Google Calendar, Outlook, and iCalendar sharing.
License: Shareware
OS Support: WinXP, WinME, Win2003, Win2000, Win Vista, Win98

VueMinder Calendar Lite is a FREE calendar and reminder program for Windows It integrates a semitransparent calendar into the Windows desktop.
License: Freeware
OS Support: WinXP, WinME, Win2003, Win2000, Win Vista, Win98