$ ts-convert

Timestamp Converter

Convert Unix timestamps (seconds or milliseconds) to readable dates and back. Live clock included.

now

Timestamp → date

Date → timestamp

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About Unix timestamps

A Unix timestamp counts seconds since 1 January 1970 UTC. Many APIs and JavaScript use milliseconds instead — a 13-digit number is milliseconds, a 10-digit number is seconds. This tool detects which you pasted.