Developer Tools

Convert Unix Timestamps Instantly

Convert Unix timestamps to human-readable dates and back — with support for multiple timezones. No server, no sign-up, runs entirely in your browser.

Current Unix Time —

Timezone

Unix Timestamp (seconds or milliseconds)

Everything you need to work with timestamps

From debugging API logs to scheduling across timezones — this tool gives you every format you need at a glance.

Live Conversion
Results update as you type. No button to press, no page reload — instant feedback every keystroke.

Multi-Timezone
Compare the same moment across 17 timezones including UTC, Jakarta, Singapore, London, and New York.

Bidirectional
Convert Unix timestamp → date or date → Unix timestamp. Switch modes with one click.

Runs in Browser
All processing happens client-side using the JavaScript Date API. Zero network requests, zero latency.

Relative Time
See how far in the past or future a timestamp is — e.g. "3 days ago" or "in 2 hours".

Copy to Clipboard
Every output card has a one-click copy button so you can paste values straight into your code or logs.

Auto ms / s
Automatically detects whether your input is in seconds or milliseconds — no need to convert manually.

Free Forever
No account, no ads, no usage limits. Use it as many times as you need, completely free.

Frequently asked questions

What is a Unix timestamp?

A Unix timestamp (also called epoch time) is the number of seconds elapsed since January 1, 1970 at 00:00:00 UTC. It is a universal, timezone-independent way to represent a specific moment in time, widely used in APIs, databases, and logs.

What is the difference between seconds and milliseconds timestamps?

How do I convert a date to a Unix timestamp?

Why do I see different times for the same timestamp?

What is ISO 8601 format?

Does the tool detect milliseconds automatically?

Is my data sent to a server?

What timezones are supported?

What does "Relative Time" mean?

Is this tool free?