Timestamp Converter
Unix · ISO 8601 · UTC · local time · relative time · date diff
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Unix: --
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Unix Timestamp → Human Date
Unix Timestamp
Unit
Human Date → Unix Timestamp
Date & Time
Timezone
Date Difference Calculator
Start Date
→
End Date
Common Timestamps
Unix Time Reference
Unix time = seconds since 1 Jan 1970 00:00:00 UTC (the Unix epoch).
Milliseconds = Unix × 1000. JavaScript's
The Year 2038 problem: 32-bit signed integers overflow at 2,147,483,647 (19 Jan 2038 03:14:07 UTC).
ISO 8601 format:
Milliseconds = Unix × 1000. JavaScript's
Date.now() returns milliseconds.The Year 2038 problem: 32-bit signed integers overflow at 2,147,483,647 (19 Jan 2038 03:14:07 UTC).
ISO 8601 format:
YYYY-MM-DDTHH:mm:ssZ — the Z means UTC.