---
title: "Unix Timestamp Converter | formformform"
description: "Convert Unix timestamps in seconds or milliseconds to readable UTC and local dates, and convert dates back."
url: "https://www.formformform.com/tools/unix-timestamp-converter"
type: static
generatedAt: "2026-08-23T18:56:58.727Z"
---
# Unix timestamp converter

Convert Unix seconds or milliseconds to local and UTC dates, or turn a date into a timestamp.

Unix timestamp

**UTC:**

**Local:**

**Seconds:**

**Milliseconds:**

Date to timestamp

Convert Unix timestamps to readable dates and turn dates back into seconds or milliseconds since 1 January 1970 UTC.

## Seconds or milliseconds

Automatic mode distinguishes typical 10-digit seconds from 13-digit milliseconds.

## UTC and local time

See an unambiguous ISO value alongside the date in your own time zone.

## Frequently asked questions

What is a Unix timestamp?

A count of elapsed seconds, or sometimes milliseconds, since 1970-01-01 00:00:00 UTC.

Does a timestamp include a time zone?

No. It identifies an instant; time zones only affect how that instant is displayed.

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