Mostly followed in Bangladesh, Indian, and Nepal. This Bangla Calendar can provide the current Bangla Date as well as its equivalent Georgian (English) Date. You can keep a note on each date. The different consideration for calculating the date such as the rules before 1989 and after that year are also differentiated during the calendar calculation.
Please note that we have followed the rules from Bangladesh for this calendar. So, people from West Bengal, India may find it different than their Bangla calendar.