A free program for Android, by Zerosack Networks Pvt. Ltd..

This is a tree-building and event reminder app. It is an online app, so you don't need to download anything. You just need to log in to your account, which is free.

After that, all you need to do is add your relatives or people you care about. You can add friends, family, relatives, and people you care about. You will get reminders on events you care about. You can add the important events, such as birthdays, anniversaries, wedding, and graduation. The app will create a tree based on your family. The app will also help you to keep track of all the important events in your life.