What is the name of the software that records the date?

The software that calculates days is called reverse days.

Backward Day is a mobile phone schedule developed by Fan Yue Computer System Co., Ltd., which can help you quickly record important days and schedules, and you don't have to worry about missing important schedules or being shredded to death because you missed the anniversary.

Functional features:

1, the screen is simple and easy to use.

2. Intimate coolies have "holiday countdown" and "today in history", which makes it easier for you to arrange your trip and understand history.

3, the world time function, anytime, anywhere to view the time around the world.