ISO timestamp
21 August 2026 at 12:30 UTC
2026-08-21T12:30:00.000Z
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Convert dates into ISO, RFC, regional, and Unix timestamp formats.
Quick answer
Convert one valid date or timestamp into several standard machine and human-readable formats.
Formatted date
Illustrative view
One instant is normalized and emitted in the selected representation.
Convert one valid date or timestamp into several standard machine and human-readable formats.
The date is normalized to one instant, then emitted as ISO 8601, RFC 1123, UTC regional text, or Unix time.
21 August 2026 at 12:30 UTC
2026-08-21T12:30:00.000Z
The same instant
Seconds or milliseconds since the Unix epoch
Explicit offsets in the input are respected; displayed regional and RFC outputs are normalized to UTC.
Yes. The interface is responsive and works in modern mobile and desktop browsers.
No. This tool runs locally in your browser, so the values or files you provide are not sent to a ToolStack server.
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