Unix time converter

Move between Unix timestamps and readable dates, in local time and UTC.

Timestamp or date

Accepts seconds (1754812800), milliseconds, or an ISO date like 2026-08-10T09:00:00Z.

Unix (seconds): —
Unix (milliseconds): —
ISO 8601 (UTC): —
Readable UTC: —
Local time: —
Relative: —

Everything is computed in your browser. Nothing is sent to any server.

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