Time.ms
Heure atomique précise
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Outil de temps pour développeurs

Convertisseur d’horodatage Unix

Convert epoch seconds and milliseconds into local time, UTC time, and ISO 8601. Use the live current timestamp for code, logs, databases, or API requests.

Heure Unix actuelle

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Seconds since January 1, 1970 UTC.

Millisecondes actuelles

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JavaScript-style epoch milliseconds.

Current ISO 8601

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Current UTC

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Horodatage vers date

Heure locale
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Heure UTC
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ISO 8601
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Secondes Unix
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Millisecondes Unix
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Date vers horodatage

Heure locale
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Heure UTC
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ISO 8601
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Secondes Unix
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Millisecondes Unix
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Epoch Start

Unix time starts at 1970-01-01 00:00:00 UTC.

Seconds vs Milliseconds

A 10-digit timestamp usually means seconds. A 13-digit timestamp usually means milliseconds.

Timezone Handling

The timestamp identifies one instant. Local and UTC displays are different views of that same instant.

FAQ horodatage Unix

What is a Unix timestamp?

A Unix timestamp is the number of seconds since 00:00:00 UTC on January 1, 1970.

Is Unix time based on my local timezone?

No. Unix time is counted from a UTC reference point. Local timezone only affects the calendar display.

Should I use seconds or milliseconds?

Use seconds when an API asks for epoch seconds, and milliseconds when JavaScript or logs expect epoch milliseconds.