Date & time / timestamp
Timestamp
Unix timestamps to human dates with timezone support — and the other way around.
timestamp → datetime
seconds
ms
UTC
—
Local
—
ISO 8601
—
datetime → timestamp
Unix · s
—
Unix · ms
—
UTC
—
How it works
Timestamps are seconds (or ms) since the Unix epoch, 1970-01-01 UTC. Timezone conversion uses the browser's Intl APIs and IANA names.
Privacy
Everything runs locally in your browser. Your inputs never leave the page.
Tip
Click any output value to copy it. Use ⌘K to jump back home.