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Attention! ReminderFox will not work with Firefox 57. To find out about options for continued use of ReminderFox, read this note from the developers.

Never forget again!

  1. Display and manage lists of reminders and to-dos.
  2. Make sure you remember all of your important dates via easy-to-use lists, alerts, and alarms.
  3. Be reminded right in your browser without the need for a separate calendar application.
Add to Firefox

Features

Remember dates & todos

ReminderFox allows you to easily add all your important dates such as birthdays
and anniversaries and important todos right in your browser.

Display reminders & alarms

Let ReminderFox alert you with alert sliders and alarms. Never forget an important date again!

Subscribe to online calendars

Easily add online calendars to ReminderFox, from your personal calendars to sports events and public holidays.