Convert Date and Time to Unix Epoch Seconds and Milliseconds

Convert any date and time into exact Unix epoch timestamps in seconds and milliseconds. Select your reference timezone between UTC and local time.

Now

Timestamp → date

Date → timestamp

Step by step

  1. 1

    Set Timezone

    Choose between UTC and your local device timezone.

  2. 2

    Pick Date and Time

    Select the year, month, day, and time values.

  3. 3

    Copy Generated Epoch

    Copy the resulting timestamp in seconds or milliseconds.

Timezone-Aware Epoch Generation

Select your target timezone (UTC or local device time) to ensure the generated timestamp precisely matches your database queries or scheduled jobs.

Dual Seconds and Milliseconds Output

Simultaneously generates both standard 10-digit epoch seconds and 13-digit millisecond integers with single-click copy buttons.

Guides by situation

Unix Timestamp Converter →

Frequently asked

How does it handle daylight saving time shifts?

Calculations use standard browser time algorithms with correct UTC offsets for the specified calendar date.

Is any data submitted to a web server?

No, date calculations are handled entirely in your local browser runtime with zero network requests.