Unix Timestamp Converter and Calculator Online

Convert Unix Timestamps (Epoch time) to human-readable dates, and convert dates back to Unix timestamps, using client-side processing.

19 uses 100% client-side processing

Convert Timestamp to Date

Timestamps are usually in seconds (10 digits) or milliseconds (13 digits).

Convert Date to Timestamp

What is a Unix Timestamp?

A Unix timestamp (or Epoch time) is the number of seconds that have elapsed since **January 1, 1970 00:00:00 UTC**. It is a standard way for computers to track time globally.

  1. 1 Use the "NOW" button to quickly get the current timestamp.
  2. 2 When converting a timestamp, the output is adjusted to your **local time zone**.
  3. 3 The Date to Timestamp conversion uses your browser's date/time inputs for accuracy.

Features

  • Instant conversion (client-side processing).
  • Handles both 10-digit (seconds) and 13-digit (milliseconds) formats.
  • Automatic local time zone adjustment.

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