Unix Timestamp Converter

Convert Unix timestamps to human-readable dates and back.

Unix Timestamp Converter

Convert Unix timestamps to dates and dates back to timestamps.

What is a Unix Timestamp?

A Unix timestamp (or epoch time) is the number of seconds that have elapsed since 00:00:00 UTC on 1 January 1970. It is a timezone-independent way to represent a moment in time, used widely in programming, databases, and APIs.

Features

• Convert a timestamp to local time, UTC, and ISO 8601 • Automatically detect seconds vs. milliseconds • Convert any date and time back to seconds and milliseconds • One-click 'Use current time' button • Copy any result instantly

How to Use

1. Enter a Unix timestamp to see the matching date 2. Or pick a date and time to get its timestamp 3. Use the current-time button to start from now 4. Copy whichever value you need

Frequently Asked Questions

How do you tell seconds from milliseconds?

Timestamps with 13 or more digits are treated as milliseconds; shorter values are treated as seconds. The tool shows which unit it used.

Which timezone is used?

Results are shown in your browser's local timezone as well as UTC, so you can read either.

Last updated: 2026-06-09

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