Many Calendars

Many Calendars is an android application, that brings all the features of calendar, planner, organiser and a journal on a single page.

It allows you to add different calendars for different activity. You can mark dates, record events, track pattern. Many Calendars is specially designed to monitor progress and look back on events, effortlessly making a journal in the process.

https://play.google.com/store/apps/details?id=com.manycalendars