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Unix Timestamp in JavaScript

Look up the current epoch time and convert between Unix seconds and UTC dates in JavaScript.

Get the current timestamp

console.log(Math.floor(Date.now() / 1000));

Timestamp to date

console.log(new Date(1_700_000_000 * 1000).toISOString());

Date to timestamp

console.log(Math.floor(Date.parse("2023-11-14T22:13:20Z") / 1000));

Open 1700000000 in the converter

Current Unix time

Seconds—
Milliseconds—
UTC
—
My time zone
—

Official reference ↗

Free to use. Your input stays in this browser.

How to use it

  1. Copy the current-time example into your JavaScript environment to read Unix seconds.
  2. Run the second example to display 1700000000 as a UTC date.
  3. Run the last example to convert that date back into seconds.

Date stores milliseconds. Multiply seconds by 1,000 before constructing a date, and use BigInt if you need to keep an integer nanosecond value.