● Developer

Unix Timestamp Converter

Convert Unix timestamps to readable dates and convert dates back to Unix seconds.

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Private by designRuns locally in this browser
Timestamp or date0 chars · 1 lines
Drop a local text/data file here. Nothing is uploaded.
OutputWaiting for input
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Your result appears hereNothing is uploaded. Processing happens on this device.
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Why this tool exists

Get the answer without turning it into a project.

Useful for logs, database fields, APIs, JWT claims, and debugging time-based behavior.

Common questions

Are timestamps seconds or milliseconds?

The converter accepts either and detects large millisecond values automatically.

Which timezone is shown?

Both your local time and UTC are shown where relevant.