◩ CONVERTERS Updated July 25, 2026

Unix Timestamp Converter

Epoch seconds to dates, and dates back to epoch.

Unix timestamp
Result
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How it works

Unix time counts seconds since 1 January 1970 UTC. The tool detects whether your input is in seconds or milliseconds by its magnitude.

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Frequently asked questions

Seconds or milliseconds?

Both work. Values with 13 or more digits are treated as milliseconds.

What is the year 2038 problem?

Signed 32-bit timestamps overflow on 19 January 2038; this tool uses 64-bit numbers and is unaffected.

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