Birthday Reminder Countdown is an iPhone app developed by Jianbo Zhang. It falls under the category of Education & Reference and is available for free.

The app is designed to help users keep track of birthdays and other important days. With Birthday Reminder Countdown, you can easily find out how many days are left until your birthday, the new year, your next exam, or the start of your vacation. It offers unlimited birthday reminders, allowing you to never miss an important date again.

One of the key features of Birthday Reminder Countdown is its customizable date settings. You can easily set up reminders for any date and customize them according to your preferences. This ensures that you receive timely reminders for all your important events.

In addition to countdowns for birthdays and other special days, the app also allows you to add notes to each event. This feature comes in handy when you want to remember specific details or make notes about gifts or plans.

Another unique feature of Birthday Reminder Countdown is the option to send birthday and greetings cards. With a variety of templates to choose from, you can easily personalize and send cards to your loved ones directly from the app.

Overall, Birthday Reminder Countdown is a user-friendly app that helps you stay organized and never miss an important date. Download it now and enjoy the convenience of having all your reminders in one place.