Calendar , Calendar app

Features
0. Give it a try.
1. Enter your date of birth.
2. The grid is a collection of number of weeks in 70 years.
3. Grid items shown in grey colour after you enter your date of birth are lived weeks.
4. The App will show you, number of weeks, days and seconds you have lived till now from your date of birth.
5. It will show you left weeks, days and seconds considering you will live till 70 year of age.

6. Check it once in a while to remind yourself that you are not here forever.
7. Give it a try.