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Free reminder service, specify one-time or recurring events and automatically reminds by via email or wireless device.

Email and cellphone reminder service, recurring events, multiple recipients, web calendar, plus daily backup of all data. [30-day free trial]

Offers reminders via email or text messages to mobile phones, address book, a notepad, and a live countdown.

Professional web-based diary and contact manager for businesses with a mobile or distributed workforce featuring shared diaries, contacts, tasks, reminders, and messages.

Personal calendar tracks appointments, weather, horoscope, and events.

Send free pre-scheduled pcReminders to yourself, friends, family or associates to remind them.

A free email reminder service with no registration or memberships.

Free reminders, to-do list, address book, and notes.

Collaboration tools for online project management. Controlled access to file sharing, discussions, group meetings, calendars, budgets, polling results and contacts.

Scheduling and collaboration for businesses, including options for use over an Intranet.