วันพระ 2564 is an Android app designed for those who follow the Buddhist faith. It is a calendar app that includes a year-at-a-glance calendar as well as two widgets, one measuring 4x2 and the other 3x2, that display monthly information. The app provides information about important Buddhist holidays and festivals, as well as other significant religious events, that occur each year according to the lunar calendar. The app covers a period of 86 years, from 2490 BE to 2575 BE, and is free to use.

It is important to note that if you want to receive notifications about upcoming events, you will need to add the widgets to your home screen. Overall, this app is a useful tool for anyone who wants to stay informed about important Buddhist dates and events.