Birthdays Reminder is a web app that reminds you of your friends' birthdays via email. After sign up you set up the reminder time and your timezone and at the day when a friend has a birthday, we'll send you an email at the specified time.
You can add birthdays manually or import data from Facebook.
It's free forever, secure, and private. Nobody will see your data, even the staff. Your data belongs to you and can be easily exported in preferable format by request.