Paste a Unix timestamp (seconds or milliseconds) to see the date, or pick a date to get the timestamp. Shows both your local time and UTC.
If you've touched logs or APIs, you've met the Unix timestamp — that long number counting seconds since 1970. It's great for machines and terrible for humans. This converter bridges the two.
Paste a timestamp (it figures out seconds vs milliseconds) and see the real date in both your local zone and UTC. Or pick a date and get the timestamp back. Handy when debugging "why is this log from 1970?"
It's a daily helper for developers, sysadmins and anyone parsing JSON from a server.
Runs in your browser; nothing is sent. (Anonymous analytics only — privacy policy.)
Quick tip: if a timestamp looks like 13 digits, it's milliseconds; 10 digits is seconds. The tool detects that for you, but now you know the tell.
Paste a Unix timestamp (seconds or ms) to see the date in local and UTC time, or pick a date to get the epoch seconds and milliseconds.