Unix Timestamp Converter
Convert Unix epoch seconds or milliseconds to a readable date, or a date back to a timestamp.
A Unix timestamp counts seconds since 1 January 1970 UTC. Values above 10^11 are treated as milliseconds. Leave the timestamp blank and type a date to convert the other way.
Results are estimates for planning and learning. Check important numbers against your own data and a qualified professional. Everything is calculated in your browser; nothing you enter is sent anywhere.