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Date & Time
Date to Unix Timestamp Converter
The Unix timestamp counts seconds since 1 January 1970 UTC. Converting a date into a timestamp is the first step in almost any time-based comparison, because timestamps sort correctly as plain numbers.
How it works
Date
Hour (UTC)
Minute
Unix timestamp (seconds)
Unix timestamp (milliseconds)
Days since epoch
ISO 8601
Weekday
Frequently asked questions
How do I use the Date to Unix Timestamp Converter?
Fill in the fields above โ the result recalculates instantly as you type. Everything runs in your browser, so the values you enter are never collected or stored.
Is this calculator free?
Yes. It is completely free, requires no account, and works on phones, tablets and desktops.