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Unix Timestamp Converter.

Bi-directional unix timestamp and date-time conversion. Convert unix timestamp to datetime, or datetime to epoch—with precision auto-detect.

Private All parsing and conversion happens in your browser. Nothing is sent to our servers.

Epoch → Date

—

Date → Epoch

Seconds —

Milliseconds —

Convert Unix Timestamp to Datetime

A unix timestamp counts seconds since 1 January 1970 UTC. Production systems often store milliseconds or nanoseconds instead. This unix timestamp converter detects the format, shows a readable clock time in your zone, and lets you convert unix timestamp to date for reports. Enter a calendar value to get epoch seconds and milliseconds back—ideal when correlating database rows with log lines. Need JSON batches? Use the json epoch converter.