Unix Timestamp Converter

Convert between Unix timestamps and human-readable dates. Auto-detects seconds vs milliseconds. Timezone support.

How It Works

1

Enter a timestamp or pick a date

Type a Unix timestamp on the left to see the date, or use the date picker on the right to get the timestamp.

2

Auto-detection

The tool automatically detects whether your input is in seconds or milliseconds.

3

Copy results

Copy the converted value with one click. Use quick buttons for common timestamps.

FAQ

The number of seconds (or milliseconds) since January 1, 1970 00:00:00 UTC, also known as the Unix epoch.
If the number is greater than 10^12, it's treated as milliseconds. Otherwise, it's seconds.
Yes. By default it uses your local timezone. You can switch to UTC for server-side timestamps.

Built & Maintained by Varstatt

Varstatt is a one-person product studio run by Jurij Tokarski, product engineer since 2011. These tools are free and open — no signup, no catch.