Day Counter App - Customizable counting app to track your deadlines, steaks, helps you countdown and remember special moments that matter to you and many more. Works in 2 different modes: count up and countdown.
Birthdays Reminder - So now you can finally delete your Facebook account
Countdown+ - Countdown+ lets you to countdown to your events, birthdays, holidays and any events in your life. Add and Follow your friends and family events to keep track of their events.
Slack Birthday Bot - Slack bot for celebrating birthdays
Free Countdown Timer - Free Countdown Timer is a free, full-featured and user-friendly countdown timer for Windows
Cupcake - Keep track of your friends' birthdays