The service will allow you to know how many seconds, minutes, hours, days, weeks, months and years have passed from the date.

Enter the date  Time zone or Full information on the date
Have passed30 years 5 months 11 days 14 hours 15 minutes 23 second
Unix timestamp523440000
Seconds961272923
Minutes16021215.38
Hours267020.26
Days11125.84
Weeks1589.41
Months365.38
Years30.45
Decades3.04