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 passed33 year 4 month 1 day 17 hours 26 minutes 5 seconds
Unix timestamp523447200
Seconds1052501165
Minutes17541686.08
Hours292361.43
Days12181.73
Weeks1740.25
Months400.06
Years33.34
Decades3.33