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About the Epoch / Unix Timestamp Converter

Epoch / Unix Timestamp Converter flips between the seconds-since-1970 format used by databases and APIs and the dates humans read. A must-have for developers debugging log files or API payloads.

How to use

  1. To decode a timestamp: paste it and click To date.
  2. To encode a date: pick it from the date-picker and click To timestamp.
  3. Toggle between seconds and milliseconds in the mode switch.

Benefits & key features

  • Supports both seconds (classic Unix) and milliseconds (JavaScript Date.now).
  • Displays local time and UTC side-by-side so you never mix time-zones up.
  • Live current-epoch readout ticks every second.
  • No trackers, making it safe for work-sensitive timestamps.

Pro tip

When debugging an API, always check whether it returns seconds or milliseconds — miss by a factor of 1000 and you'll be debugging the year 51,000.

Open Epoch / Unix Timestamp Converter now