Developer Tools

Unix Timestamp Converter - Epoch to Date & Date to Epoch

Convert Unix timestamp to date or date to Unix timestamp in seconds and milliseconds. Free epoch converter with ISO 8601, UTC, and local time output.

Convert Unix timestamp to date and date to Unix timestamp

Unix timestamp, also called epoch time, counts seconds from 1970-01-01 00:00:00 UTC. Convert timestamps to readable dates or dates back to Unix time directly in your browser.

Use 10 digits for Unix seconds, 13 digits for Unix milliseconds, or paste an ISO 8601 or local date-time value.

Convert Unix time or date

Choose an input type, then convert between Unix timestamp, epoch milliseconds, ISO 8601, UTC, and local date-time.

How to Convert Unix Timestamp to Date and Date to Unix Timestamp

01

Choose whether you want to convert Unix seconds, Unix milliseconds, an ISO 8601 string, or a local date and time.

02

Paste the value you already have, or use the current time shortcut, then click Convert to normalize it into Unix timestamp and readable date formats.

03

Copy the Unix timestamp, epoch milliseconds, ISO 8601 value, UTC time, or local time you need for logs, APIs, analytics, or databases.

Key Features

Unix timestamp and date conversion in one place

Convert Unix timestamp seconds, Unix timestamp milliseconds, ISO 8601 values, and local date-time input from one simple form.

Clear output for epoch, UTC, and local time

Review Unix seconds, Unix milliseconds, ISO 8601, UTC time, and local time together so you can validate dates before copying them.

Fast private converter for developer workflows

Everything runs locally in your browser, making it fast to convert timestamps for debugging, database work, API requests, and analytics events.

Timestamp Converter FAQ

How do I convert a Unix timestamp to a readable date?

Paste a Unix timestamp in seconds or milliseconds, choose the correct input type, and this converter will show the readable UTC date, local date, and ISO 8601 value immediately.

What is the difference between 10-digit and 13-digit Unix timestamps?

A 10-digit Unix timestamp usually represents seconds, while a 13-digit Unix timestamp represents milliseconds. This page shows both so you can verify and copy the right value.

Can I convert a date back to a Unix timestamp?

Yes. Start with an ISO 8601 string or local date-time, then convert it into Unix timestamp seconds and Unix timestamp milliseconds.