This date and day calculators categorization page contains various calculators for you to do calculations regarding dates and days such as age calculation, adding minutes to date and time etc.

The calculators in the above date and day calculators sections are designed to calculate the duration, time difference, annual leave payment etc. Among other things, it also holds age calculators to find how many days old you are, the weekday you were born, chronological age, future age, Chinese baby predictor, date of birth, birthday calculation by DOB etc. Just click on the subcategories to view the full list of respective calculators and use them as per your need. All the online calculator in the **Date and Day Calculators** section are good in fast computation and producing reliable results consistently.