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 passed31 year 1 month 18 days 3 hours 42 minutes 14 seconds
Unix timestamp523440000
Seconds982886774
Minutes16381446.23
Hours273024.1
Days11376
Weeks1625.14
Months373.6
Years31.13
Decades3.11