Unix epoch
0
1970-01-01T00:00:00.000Z
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Convert Unix timestamps and human-readable dates.
Quick answer
Unix time counts elapsed seconds since 1 January 1970 at 00:00:00 UTC.
Numeric values are detected as seconds or milliseconds automatically.
Result
Converted date and Unix values will appear here.
Illustrative view
One moment represented in different formats.
Unix time counts elapsed seconds since 1 January 1970 at 00:00:00 UTC. Large numeric inputs are automatically treated as milliseconds; smaller values are treated as seconds.
Date text is interpreted by the browser, then shown as ISO UTC, local time, Unix seconds, and Unix milliseconds.
0
1970-01-01T00:00:00.000Z
2025-01-01T00:00:00Z
1735689600 seconds
Values below 100 billion in absolute size are treated as seconds; larger values are treated as milliseconds.
ISO output is UTC. The local output uses your device timezone.
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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