What is a Unix timestamp?
A Unix timestamp is the number of seconds since 1970-01-01 00:00:00 UTC.
Date & Time
Unix Timestamp Converter
Convert Unix timestamps and epoch time directly in your browser. Convert seconds or milliseconds to readable dates and dates back to Unix time.
Tool
Unix Timestamp Converter
Convert Unix timestamps and epoch time directly in your browser. Convert seconds or milliseconds to readable dates and dates back to Unix time.
This tool runs in your browser. Your input is processed locally and is not uploaded.
About this Tool
Use this free Unix timestamp converter to convert epoch time into a readable date and time. You can also convert a normal date and time back into Unix seconds or milliseconds.
Conversion Formula
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Unix time counts the number of seconds elapsed since 1970-01-01 00:00:00 UTC. Millisecond timestamps use the same starting point but multiply the value by 1000.
Examples
- 0 = 1970-01-01 00:00:00 UTC
- 1719820800 = 2024-07-01 08:00:00 UTC
- Convert a JavaScript millisecond timestamp to a readable date
Frequently Asked Questions
Is epoch time the same as Unix time?
In most web and programming contexts, epoch time usually means Unix time counted from 1970-01-01 00:00:00 UTC.
What is the difference between seconds and milliseconds?
Unix timestamps are often stored in seconds, while JavaScript commonly uses milliseconds. A millisecond timestamp is 1000 times larger.
Does the converter use UTC or local time?
Unix timestamps represent a UTC instant. The readable output can be shown in UTC, local time, or a selected time zone.