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Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and back — UTC and local time.
Next step: Number Base Converter →
About the Unix Timestamp Converter
Converts Unix timestamps to human-readable dates and back, in both UTC and your local time — handy when debugging logs, APIs or databases that store time as seconds since 1970.
What this tool checks
- Unix seconds → readable date (UTC & local)
- Date → Unix timestamp
- Shows ISO 8601 and a relative time
Frequently asked questions
What is a Unix timestamp?
The number of seconds since 1 January 1970 UTC — a compact, timezone-free way to store an instant.
Seconds or milliseconds?
Unix timestamps are seconds; JavaScript uses milliseconds. This tool works in seconds — divide a JS value by 1000.
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